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Finding the Fourth Proportional to 409,808.62, 614,712.92 and 110,289.86

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Solution

The fourth proportional to 409,808.62, 614,712.92 and 110,289.86 is: 165,434.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,808.62 : 614,712.92 = 110,289.86 : x
  2. Step 2: Convert to fraction form
    409,808.62/614,712.92 = 110,289.86/x
  3. Step 3: Cross multiply
    409,808.62x = 614,712.92 × 110,289.86
  4. Step 4: Simplify right side
    409,808.62x = 67,796,601,886.99
  5. Step 5: Solve for x
    x = 67,796,601,886.99/409,808.62
  6. Step 6: Final answer
    x = 165,434.79

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