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Finding the Fourth Proportional to 647,044.70, 970,567.05 and 532,883.30

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Solution

The fourth proportional to 647,044.70, 970,567.05 and 532,883.30 is: 799,324.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,044.70 : 970,567.05 = 532,883.30 : x
  2. Step 2: Convert to fraction form
    647,044.70/970,567.05 = 532,883.30/x
  3. Step 3: Cross multiply
    647,044.70x = 970,567.05 × 532,883.30
  4. Step 4: Simplify right side
    647,044.70x = 517,198,972,475.27
  5. Step 5: Solve for x
    x = 517,198,972,475.27/647,044.70
  6. Step 6: Final answer
    x = 799,324.95

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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.