Finding the Third Proportional to 494 and 572
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Solution
The third proportional to 494 and 572 is: 662.32
Step by Step Solution
- Step 1: Write the proportion equation
494 : 572 = 572 : x - Step 2: Convert to fraction form
494/572 = 572/x - Step 3: Cross multiply
494x = 572 × 572 - Step 4: Simplify right side
494x = 327,184 - Step 5: Solve for x
x = 327,184/494 - Step 6: Final answer
x = 662.32
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These problems maintain the same ratio (1.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.