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Finding the Fourth Proportional to 240,824.80, 332,350.24 and 145,329.92

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Solution

The fourth proportional to 240,824.80, 332,350.24 and 145,329.92 is: 200,562.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,824.80 : 332,350.24 = 145,329.92 : x
  2. Step 2: Convert to fraction form
    240,824.80/332,350.24 = 145,329.92/x
  3. Step 3: Cross multiply
    240,824.80x = 332,350.24 × 145,329.92
  4. Step 4: Simplify right side
    240,824.80x = 48,300,433,791.18
  5. Step 5: Solve for x
    x = 48,300,433,791.18/240,824.80
  6. Step 6: Final answer
    x = 200,562.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.