As such the amount paid in fees, proportional to the amount under management, has continued to increase.
The amounts produced are proportional to the size of the gland, whether this is increased benignly or by prostate cancer.
We may find that the numbers of collectors are proportional to modern population size or we may not.
Broadly speaking biodiversity is proportional to the amount of area that you can develop it in.
And it's got to be roughly proportional and roughly balanced, or else it breaks down.
Thus, the magnitude of the Effect is proportional to the size of the population that causes it.
The stress generated by a situation seems to be inversely proportional to the amount of control you have over it.
Variances were assumed to be proportional to the square of the observed distances.
Gravitational force is inversely proportional to the square of the distance between two objects.
The ratio of the squares of the periods of two planets is directly proportional to the ratio of the cubes of the radii of their orbits.