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Finding the Fourth Proportional to 269,818.60, 404,657.40 and 80,227.92

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Solution

The fourth proportional to 269,818.60, 404,657.40 and 80,227.92 is: 120,320.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,818.60 : 404,657.40 = 80,227.92 : x
  2. Step 2: Convert to fraction form
    269,818.60/404,657.40 = 80,227.92/x
  3. Step 3: Cross multiply
    269,818.60x = 404,657.40 × 80,227.92
  4. Step 4: Simplify right side
    269,818.60x = 32,464,821,514.61
  5. Step 5: Solve for x
    x = 32,464,821,514.61/269,818.60
  6. Step 6: Final answer
    x = 120,320.92

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.