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Finding the Fourth Proportional to 332.57, 499.10 and 124.53

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Solution

The fourth proportional to 332.57, 499.10 and 124.53 is: 186.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.57 : 499.10 = 124.53 : x
  2. Step 2: Convert to fraction form
    332.57/499.10 = 124.53/x
  3. Step 3: Cross multiply
    332.57x = 499.10 × 124.53
  4. Step 4: Simplify right side
    332.57x = 62,150.74
  5. Step 5: Solve for x
    x = 62,150.74/332.57
  6. Step 6: Final answer
    x = 186.88

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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.