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Finding the Third Proportional to 372.94 and 501.47

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Solution

The third proportional to 372.94 and 501.47 is: 674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.94 : 501.47 = 501.47 : x
  2. Step 2: Convert to fraction form
    372.94/501.47 = 501.47/x
  3. Step 3: Cross multiply
    372.94x = 501.47 × 501.47
  4. Step 4: Simplify right side
    372.94x = 251,470.91
  5. Step 5: Solve for x
    x = 251,470.91/372.94
  6. Step 6: Final answer
    x = 674.30

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.