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Finding the Fourth Proportional to 8,034.36, 12,044.20 and 3,649

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Solution

The fourth proportional to 8,034.36, 12,044.20 and 3,649 is: 5,470.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,034.36 : 12,044.20 = 3,649 : x
  2. Step 2: Convert to fraction form
    8,034.36/12,044.20 = 3,649/x
  3. Step 3: Cross multiply
    8,034.36x = 12,044.20 × 3,649
  4. Step 4: Simplify right side
    8,034.36x = 43,949,285.80
  5. Step 5: Solve for x
    x = 43,949,285.80/8,034.36
  6. Step 6: Final answer
    x = 5,470.17

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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.