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Finding the Fourth Proportional to 332,507.20, 498,213.60 and 192,020.80

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Solution

The fourth proportional to 332,507.20, 498,213.60 and 192,020.80 is: 287,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,507.20 : 498,213.60 = 192,020.80 : x
  2. Step 2: Convert to fraction form
    332,507.20/498,213.60 = 192,020.80/x
  3. Step 3: Cross multiply
    332,507.20x = 498,213.60 × 192,020.80
  4. Step 4: Simplify right side
    332,507.20x = 95,667,374,042.88
  5. Step 5: Solve for x
    x = 95,667,374,042.88/332,507.20
  6. Step 6: Final answer
    x = 287,715.20

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