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Finding the Fourth Proportional to 532,812.70, 797,906.85 and 252,001.90

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Solution

The fourth proportional to 532,812.70, 797,906.85 and 252,001.90 is: 377,382.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,812.70 : 797,906.85 = 252,001.90 : x
  2. Step 2: Convert to fraction form
    532,812.70/797,906.85 = 252,001.90/x
  3. Step 3: Cross multiply
    532,812.70x = 797,906.85 × 252,001.90
  4. Step 4: Simplify right side
    532,812.70x = 201,074,042,223.02
  5. Step 5: Solve for x
    x = 201,074,042,223.02/532,812.70
  6. Step 6: Final answer
    x = 377,382.22

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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.