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Finding the Fourth Proportional to 925.67, 1,276.83 and 593.97

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Solution

The fourth proportional to 925.67, 1,276.83 and 593.97 is: 819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    925.67 : 1,276.83 = 593.97 : x
  2. Step 2: Convert to fraction form
    925.67/1,276.83 = 593.97/x
  3. Step 3: Cross multiply
    925.67x = 1,276.83 × 593.97
  4. Step 4: Simplify right side
    925.67x = 758,398.72
  5. Step 5: Solve for x
    x = 758,398.72/925.67
  6. Step 6: Final answer
    x = 819.30

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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.