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Finding the Fourth Proportional to 288,154.77, 397,616.90 and 160,835.73

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Solution

The fourth proportional to 288,154.77, 397,616.90 and 160,835.73 is: 221,932.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,154.77 : 397,616.90 = 160,835.73 : x
  2. Step 2: Convert to fraction form
    288,154.77/397,616.90 = 160,835.73/x
  3. Step 3: Cross multiply
    288,154.77x = 397,616.90 × 160,835.73
  4. Step 4: Simplify right side
    288,154.77x = 63,951,002,981.30
  5. Step 5: Solve for x
    x = 63,951,002,981.30/288,154.77
  6. Step 6: Final answer
    x = 221,932.83

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