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Finding the Fourth Proportional to 451,141.80, 676,645.86 and 273,601.14

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Solution

The fourth proportional to 451,141.80, 676,645.86 and 273,601.14 is: 410,361.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,141.80 : 676,645.86 = 273,601.14 : x
  2. Step 2: Convert to fraction form
    451,141.80/676,645.86 = 273,601.14/x
  3. Step 3: Cross multiply
    451,141.80x = 676,645.86 × 273,601.14
  4. Step 4: Simplify right side
    451,141.80x = 185,131,078,672.28
  5. Step 5: Solve for x
    x = 185,131,078,672.28/451,141.80
  6. Step 6: Final answer
    x = 410,361.17

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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.