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Finding the Fourth Proportional to 367,456.15, 550,221.92 and 240,697.63

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Solution

The fourth proportional to 367,456.15, 550,221.92 and 240,697.63 is: 360,416.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,456.15 : 550,221.92 = 240,697.63 : x
  2. Step 2: Convert to fraction form
    367,456.15/550,221.92 = 240,697.63/x
  3. Step 3: Cross multiply
    367,456.15x = 550,221.92 × 240,697.63
  4. Step 4: Simplify right side
    367,456.15x = 132,437,108,163.45
  5. Step 5: Solve for x
    x = 132,437,108,163.45/367,456.15
  6. Step 6: Final answer
    x = 360,416.09

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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.