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Finding the Fourth Proportional to 367,410.57, 550,865.30 and 187,052.73

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Solution

The fourth proportional to 367,410.57, 550,865.30 and 187,052.73 is: 280,451.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,410.57 : 550,865.30 = 187,052.73 : x
  2. Step 2: Convert to fraction form
    367,410.57/550,865.30 = 187,052.73/x
  3. Step 3: Cross multiply
    367,410.57x = 550,865.30 × 187,052.73
  4. Step 4: Simplify right side
    367,410.57x = 103,040,857,292.01
  5. Step 5: Solve for x
    x = 103,040,857,292.01/367,410.57
  6. Step 6: Final answer
    x = 280,451.53

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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.