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Finding the Fourth Proportional to 569,115.10, 853,672.65 and 536,455.90

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Solution

The fourth proportional to 569,115.10, 853,672.65 and 536,455.90 is: 804,683.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,115.10 : 853,672.65 = 536,455.90 : x
  2. Step 2: Convert to fraction form
    569,115.10/853,672.65 = 536,455.90/x
  3. Step 3: Cross multiply
    569,115.10x = 853,672.65 × 536,455.90
  4. Step 4: Simplify right side
    569,115.10x = 457,957,729,761.14
  5. Step 5: Solve for x
    x = 457,957,729,761.14/569,115.10
  6. Step 6: Final answer
    x = 804,683.85

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Similar ratio
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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.