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Finding the Fourth Proportional to 550,352.70, 825,529.05 and 501,363.90

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Solution

The fourth proportional to 550,352.70, 825,529.05 and 501,363.90 is: 752,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,352.70 : 825,529.05 = 501,363.90 : x
  2. Step 2: Convert to fraction form
    550,352.70/825,529.05 = 501,363.90/x
  3. Step 3: Cross multiply
    550,352.70x = 825,529.05 × 501,363.90
  4. Step 4: Simplify right side
    550,352.70x = 413,890,464,071.30
  5. Step 5: Solve for x
    x = 413,890,464,071.30/550,352.70
  6. Step 6: Final answer
    x = 752,045.85

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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.