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Finding the Fourth Proportional to 648,221.22, 972,331.80 and 174,906.57

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Solution

The fourth proportional to 648,221.22, 972,331.80 and 174,906.57 is: 262,359.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,221.22 : 972,331.80 = 174,906.57 : x
  2. Step 2: Convert to fraction form
    648,221.22/972,331.80 = 174,906.57/x
  3. Step 3: Cross multiply
    648,221.22x = 972,331.80 × 174,906.57
  4. Step 4: Simplify right side
    648,221.22x = 170,067,220,039.93
  5. Step 5: Solve for x
    x = 170,067,220,039.93/648,221.22
  6. Step 6: Final answer
    x = 262,359.85

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