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Finding the Fourth Proportional to 532.38, 797.18 and 499.94

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Solution

The fourth proportional to 532.38, 797.18 and 499.94 is: 748.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.38 : 797.18 = 499.94 : x
  2. Step 2: Convert to fraction form
    532.38/797.18 = 499.94/x
  3. Step 3: Cross multiply
    532.38x = 797.18 × 499.94
  4. Step 4: Simplify right side
    532.38x = 398,542.17
  5. Step 5: Solve for x
    x = 398,542.17/532.38
  6. Step 6: Final answer
    x = 748.60

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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.