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Finding the Fourth Proportional to 396,346.80, 594,518.59 and 143,568.13

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Solution

The fourth proportional to 396,346.80, 594,518.59 and 143,568.13 is: 215,351.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,346.80 : 594,518.59 = 143,568.13 : x
  2. Step 2: Convert to fraction form
    396,346.80/594,518.59 = 143,568.13/x
  3. Step 3: Cross multiply
    396,346.80x = 594,518.59 × 143,568.13
  4. Step 4: Simplify right side
    396,346.80x = 85,353,919,243.94
  5. Step 5: Solve for x
    x = 85,353,919,243.94/396,346.80
  6. Step 6: Final answer
    x = 215,351.61

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