If a : b= 4:7 and b:c=5:3, then find a : b : c
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Step-by-step explanation:
a:b=4:7 b:c=5:3
a:b=4:7 b:c=1:5/3
a:b=4:7 b:c=7:35/3
a:b:c=4:7;35/3
=12:21:35
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