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Finding the Fourth Proportional to 244,515.60, 367,356.60 and 218,854.80

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Solution

The fourth proportional to 244,515.60, 367,356.60 and 218,854.80 is: 328,804.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,515.60 : 367,356.60 = 218,854.80 : x
  2. Step 2: Convert to fraction form
    244,515.60/367,356.60 = 218,854.80/x
  3. Step 3: Cross multiply
    244,515.60x = 367,356.60 × 218,854.80
  4. Step 4: Simplify right side
    244,515.60x = 80,397,755,221.68
  5. Step 5: Solve for x
    x = 80,397,755,221.68/244,515.60
  6. Step 6: Final answer
    x = 328,804.20

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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.