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Finding the Fourth Proportional to 332,854.20, 498,698.10 and 273,367.80

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Solution

The fourth proportional to 332,854.20, 498,698.10 and 273,367.80 is: 409,572.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,854.20 : 498,698.10 = 273,367.80 : x
  2. Step 2: Convert to fraction form
    332,854.20/498,698.10 = 273,367.80/x
  3. Step 3: Cross multiply
    332,854.20x = 498,698.10 × 273,367.80
  4. Step 4: Simplify right side
    332,854.20x = 136,328,002,461.18
  5. Step 5: Solve for x
    x = 136,328,002,461.18/332,854.20
  6. Step 6: Final answer
    x = 409,572.73

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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.