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Finding the Fourth Proportional to 394,664.40, 591,996.60 and 226,119.60

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Solution

The fourth proportional to 394,664.40, 591,996.60 and 226,119.60 is: 339,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,664.40 : 591,996.60 = 226,119.60 : x
  2. Step 2: Convert to fraction form
    394,664.40/591,996.60 = 226,119.60/x
  3. Step 3: Cross multiply
    394,664.40x = 591,996.60 × 226,119.60
  4. Step 4: Simplify right side
    394,664.40x = 133,862,034,393.36
  5. Step 5: Solve for x
    x = 133,862,034,393.36/394,664.40
  6. Step 6: Final answer
    x = 339,179.40

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