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Finding the Fourth Proportional to 352,229.92, 486,044.04 and 199,249.27

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Solution

The fourth proportional to 352,229.92, 486,044.04 and 199,249.27 is: 274,945.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,229.92 : 486,044.04 = 199,249.27 : x
  2. Step 2: Convert to fraction form
    352,229.92/486,044.04 = 199,249.27/x
  3. Step 3: Cross multiply
    352,229.92x = 486,044.04 × 199,249.27
  4. Step 4: Simplify right side
    352,229.92x = 96,843,919,689.93
  5. Step 5: Solve for x
    x = 96,843,919,689.93/352,229.92
  6. Step 6: Final answer
    x = 274,945.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.