Find the missing term 63:27= 49: ?
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let the missing term be x
63:27::49:x
Product of means = Product of extremes
27×49 = 63x
x = 27×49/63 = 21
63:27::49:x
Product of means = Product of extremes
27×49 = 63x
x = 27×49/63 = 21
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