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Finding the Fourth Proportional to 792.27, 1,092.02 and 595.44

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Solution

The fourth proportional to 792.27, 1,092.02 and 595.44 is: 820.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    792.27 : 1,092.02 = 595.44 : x
  2. Step 2: Convert to fraction form
    792.27/1,092.02 = 595.44/x
  3. Step 3: Cross multiply
    792.27x = 1,092.02 × 595.44
  4. Step 4: Simplify right side
    792.27x = 650,236.36
  5. Step 5: Solve for x
    x = 650,236.36/792.27
  6. Step 6: Final answer
    x = 820.72

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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.