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Byju's Answer
Standard VII
Mathematics
Introduction to Proportions
If a, 12, 16 ...
Question
If a, 12, 16 and b are in continued proportion, find a and b.
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Solution
a:12=12:16a12=1216a=1216×12a=9Also, 12:16=16:b1216=16bb=16×1612b=643
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