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Finding the Fourth Proportional to 367,332.08, 550,472.48 and 209,234.16

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Solution

The fourth proportional to 367,332.08, 550,472.48 and 209,234.16 is: 313,551.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,332.08 : 550,472.48 = 209,234.16 : x
  2. Step 2: Convert to fraction form
    367,332.08/550,472.48 = 209,234.16/x
  3. Step 3: Cross multiply
    367,332.08x = 550,472.48 × 209,234.16
  4. Step 4: Simplify right side
    367,332.08x = 115,177,646,955.92
  5. Step 5: Solve for x
    x = 115,177,646,955.92/367,332.08
  6. Step 6: Final answer
    x = 313,551.83

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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.