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Finding the Fourth Proportional to 363,759.41, 545,401.49 and 174,213.61

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Solution

The fourth proportional to 363,759.41, 545,401.49 and 174,213.61 is: 261,206.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,759.41 : 545,401.49 = 174,213.61 : x
  2. Step 2: Convert to fraction form
    363,759.41/545,401.49 = 174,213.61/x
  3. Step 3: Cross multiply
    363,759.41x = 545,401.49 × 174,213.61
  4. Step 4: Simplify right side
    363,759.41x = 95,016,360,237.71
  5. Step 5: Solve for x
    x = 95,016,360,237.71/363,759.41
  6. Step 6: Final answer
    x = 261,206.60

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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.