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Finding the Fourth Proportional to 337.86, 506.48 and 118.32

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Solution

The fourth proportional to 337.86, 506.48 and 118.32 is: 177.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.86 : 506.48 = 118.32 : x
  2. Step 2: Convert to fraction form
    337.86/506.48 = 118.32/x
  3. Step 3: Cross multiply
    337.86x = 506.48 × 118.32
  4. Step 4: Simplify right side
    337.86x = 59,926.12
  5. Step 5: Solve for x
    x = 59,926.12/337.86
  6. Step 6: Final answer
    x = 177.37

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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.