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Finding the Fourth Proportional to 532.62, 796.28 and 402.62

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Solution

The fourth proportional to 532.62, 796.28 and 402.62 is: 601.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.62 : 796.28 = 402.62 : x
  2. Step 2: Convert to fraction form
    532.62/796.28 = 402.62/x
  3. Step 3: Cross multiply
    532.62x = 796.28 × 402.62
  4. Step 4: Simplify right side
    532.62x = 320,592.26
  5. Step 5: Solve for x
    x = 320,592.26/532.62
  6. Step 6: Final answer
    x = 601.92

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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.