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Finding the Fourth Proportional to 536,989.26, 804,951.78 and 252,169.95

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Solution

The fourth proportional to 536,989.26, 804,951.78 and 252,169.95 is: 378,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,989.26 : 804,951.78 = 252,169.95 : x
  2. Step 2: Convert to fraction form
    536,989.26/804,951.78 = 252,169.95/x
  3. Step 3: Cross multiply
    536,989.26x = 804,951.78 × 252,169.95
  4. Step 4: Simplify right side
    536,989.26x = 202,984,650,115.01
  5. Step 5: Solve for x
    x = 202,984,650,115.01/536,989.26
  6. Step 6: Final answer
    x = 378,005.05

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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.