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Image Aspect Ratio Calculator
Calculate image aspect ratio and find new dimensions to maintain it when resizing.
Any
Aspect ratio
16:9
Decimal: 1.7778
New height (to maintain ratio)
720 px
Common matches
16:9 (widescreen)
About this tool
Enter original width × height to see aspect ratio (e.g., 16:9, 4:3). Then enter a new width or height to maintain ratio.
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