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Finding the Fourth Proportional to 269,591, 404,443.92 and 80,051.92

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Solution

The fourth proportional to 269,591, 404,443.92 and 80,051.92 is: 120,094.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,591 : 404,443.92 = 80,051.92 : x
  2. Step 2: Convert to fraction form
    269,591/404,443.92 = 80,051.92/x
  3. Step 3: Cross multiply
    269,591x = 404,443.92 × 80,051.92
  4. Step 4: Simplify right side
    269,591x = 32,376,512,328.33
  5. Step 5: Solve for x
    x = 32,376,512,328.33/269,591
  6. Step 6: Final answer
    x = 120,094.93

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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.