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Finding the Fourth Proportional to 316,468.92, 436,727.60 and 173,238.04

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Solution

The fourth proportional to 316,468.92, 436,727.60 and 173,238.04 is: 239,068.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,468.92 : 436,727.60 = 173,238.04 : x
  2. Step 2: Convert to fraction form
    316,468.92/436,727.60 = 173,238.04/x
  3. Step 3: Cross multiply
    316,468.92x = 436,727.60 × 173,238.04
  4. Step 4: Simplify right side
    316,468.92x = 75,657,833,437.90
  5. Step 5: Solve for x
    x = 75,657,833,437.90/316,468.92
  6. Step 6: Final answer
    x = 239,068.76

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