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Finding the Fourth Proportional to 411,174.86, 617,299.43 and 330,165.14

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Solution

The fourth proportional to 411,174.86, 617,299.43 and 330,165.14 is: 495,679.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,174.86 : 617,299.43 = 330,165.14 : x
  2. Step 2: Convert to fraction form
    411,174.86/617,299.43 = 330,165.14/x
  3. Step 3: Cross multiply
    411,174.86x = 617,299.43 × 330,165.14
  4. Step 4: Simplify right side
    411,174.86x = 203,810,752,727.87
  5. Step 5: Solve for x
    x = 203,810,752,727.87/411,174.86
  6. Step 6: Final answer
    x = 495,679.02

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