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Finding the Fourth Proportional to 337.43, 505.97 and 174.71

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Solution

The fourth proportional to 337.43, 505.97 and 174.71 is: 261.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.43 : 505.97 = 174.71 : x
  2. Step 2: Convert to fraction form
    337.43/505.97 = 174.71/x
  3. Step 3: Cross multiply
    337.43x = 505.97 × 174.71
  4. Step 4: Simplify right side
    337.43x = 88,397.15
  5. Step 5: Solve for x
    x = 88,397.15/337.43
  6. Step 6: Final answer
    x = 261.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.