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Finding the Fourth Proportional to 962.29, 1,327.56 and 588.97

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Solution

The fourth proportional to 962.29, 1,327.56 and 588.97 is: 812.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    962.29 : 1,327.56 = 588.97 : x
  2. Step 2: Convert to fraction form
    962.29/1,327.56 = 588.97/x
  3. Step 3: Cross multiply
    962.29x = 1,327.56 × 588.97
  4. Step 4: Simplify right side
    962.29x = 781,893.01
  5. Step 5: Solve for x
    x = 781,893.01/962.29
  6. Step 6: Final answer
    x = 812.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.