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Finding the Fourth Proportional to 527,264.70, 789,053.85 and 483,027.90

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Solution

The fourth proportional to 527,264.70, 789,053.85 and 483,027.90 is: 722,853.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,264.70 : 789,053.85 = 483,027.90 : x
  2. Step 2: Convert to fraction form
    527,264.70/789,053.85 = 483,027.90/x
  3. Step 3: Cross multiply
    527,264.70x = 789,053.85 × 483,027.90
  4. Step 4: Simplify right side
    527,264.70x = 381,135,024,152.42
  5. Step 5: Solve for x
    x = 381,135,024,152.42/527,264.70
  6. Step 6: Final answer
    x = 722,853.29

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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.