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Finding the Fourth Proportional to 247,179.55, 340,862.13 and 186,072.04

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Solution

The fourth proportional to 247,179.55, 340,862.13 and 186,072.04 is: 256,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,179.55 : 340,862.13 = 186,072.04 : x
  2. Step 2: Convert to fraction form
    247,179.55/340,862.13 = 186,072.04/x
  3. Step 3: Cross multiply
    247,179.55x = 340,862.13 × 186,072.04
  4. Step 4: Simplify right side
    247,179.55x = 63,424,910,183.53
  5. Step 5: Solve for x
    x = 63,424,910,183.53/247,179.55
  6. Step 6: Final answer
    x = 256,594.49

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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.