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Finding the Fourth Proportional to 411,249.96, 616,887.09 and 111,728.97

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Solution

The fourth proportional to 411,249.96, 616,887.09 and 111,728.97 is: 167,596.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,249.96 : 616,887.09 = 111,728.97 : x
  2. Step 2: Convert to fraction form
    411,249.96/616,887.09 = 111,728.97/x
  3. Step 3: Cross multiply
    411,249.96x = 616,887.09 × 111,728.97
  4. Step 4: Simplify right side
    411,249.96x = 68,924,159,172.00
  5. Step 5: Solve for x
    x = 68,924,159,172.00/411,249.96
  6. Step 6: Final answer
    x = 167,596.76

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