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Finding the Fourth Proportional to 217,560.12, 326,339.73 and 122,747.27

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Solution

The fourth proportional to 217,560.12, 326,339.73 and 122,747.27 is: 184,120.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,560.12 : 326,339.73 = 122,747.27 : x
  2. Step 2: Convert to fraction form
    217,560.12/326,339.73 = 122,747.27/x
  3. Step 3: Cross multiply
    217,560.12x = 326,339.73 × 122,747.27
  4. Step 4: Simplify right side
    217,560.12x = 40,057,309,318.34
  5. Step 5: Solve for x
    x = 40,057,309,318.34/217,560.12
  6. Step 6: Final answer
    x = 184,120.64

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