The third and fourth causes compensate each other in a comparison of different planets: the simple and subduplicate proportion compound the sesquiplicate proportion, which therefore is the ratio of the periodic times.
For the Velocities of the Pulses of elastick Mediums are in a subduplicate Ratio of the Elasticities and the Rarities of the Mediums taken together.
Diameters of the Rings are reciprocally in a subduplicate Proportion of the thicknesses of the Plates of Glass.
That the Velocity and Quantity of Fluids running out at a given Hole, is in the subduplicate Proportion of their perpendicular Altitudes.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "subduplicate" in a variety of sentences. We hope that you will now be able to make sentences using this word.