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Finding the Fourth Proportional to 451,156.72, 676,728.64 and 114,194.92

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Solution

The fourth proportional to 451,156.72, 676,728.64 and 114,194.92 is: 171,290.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,156.72 : 676,728.64 = 114,194.92 : x
  2. Step 2: Convert to fraction form
    451,156.72/676,728.64 = 114,194.92/x
  3. Step 3: Cross multiply
    451,156.72x = 676,728.64 × 114,194.92
  4. Step 4: Simplify right side
    451,156.72x = 77,278,972,906.51
  5. Step 5: Solve for x
    x = 77,278,972,906.51/451,156.72
  6. Step 6: Final answer
    x = 171,290.75

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