Finding the Third Proportional to 361 and 424
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Solution
The third proportional to 361 and 424 is: 497.99
Step by Step Solution
- Step 1: Write the proportion equation
361 : 424 = 424 : x - Step 2: Convert to fraction form
361/424 = 424/x - Step 3: Cross multiply
361x = 424 × 424 - Step 4: Simplify right side
361x = 179,776 - Step 5: Solve for x
x = 179,776/361 - Step 6: Final answer
x = 497.99
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These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.