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Byju's Answer
Standard IX
Mathematics
Constant of Proportionality
Solve the giv...
Question
Solve the given proportion
2
:
3
=
y
:
9
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Solution
2
:
3
=
y
:
9
⇒
2
3
=
y
9
⇒
y
=
2
×
9
3
⇒
y
=
18
3
⇒
y
=
6
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Constant of Proportionality
Standard IX Mathematics
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