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Finding the Fourth Proportional to 337.93, 506.90 and 118.49

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Solution

The fourth proportional to 337.93, 506.90 and 118.49 is: 177.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.93 : 506.90 = 118.49 : x
  2. Step 2: Convert to fraction form
    337.93/506.90 = 118.49/x
  3. Step 3: Cross multiply
    337.93x = 506.90 × 118.49
  4. Step 4: Simplify right side
    337.93x = 60,060.34
  5. Step 5: Solve for x
    x = 60,060.34/337.93
  6. Step 6: Final answer
    x = 177.73

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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.