How to reduce an aspect ratio exactly
Turn integer or finite-decimal width and height into the smallest whole-number ratio.
Read guideProportional dimension essentials
Understand the ratio behind every result
Practical guides to reducing ratios, calculating one missing side, and rounding without hiding the original value.
Calculate a missing width or height
Use one known target side and the original width-to-height ratio to calculate the other dimension.
Read guideRound proportional dimensions without hiding precision
Compare nearest, ceiling, and floor rules while retaining the unrounded missing dimension.
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