Suppose that 
and 
are two similar rectangles where the width of 
is 3a and the width of 
is 7a . If the perimeter of 
is 18 inches, then what is the perimeter of 
in inches?
Definitions:
Price-Earnings Ratio
A valuation metric comparing a company's current share price to its per-share earnings, indicating investor expectations of growth.
Market Price
The existing cost for purchasing or selling an asset or service.
Net Income
The amount a company earns after deducting every cost, expense, and tax from its total income.
Price-Earnings Ratio
A valuation ratio of a company's current share price compared to its per-share earnings, used to evaluate if a stock is over or undervalued.
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