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Finding the Fourth Proportional to 8,471.04, 12,708.72 and 2,627.70

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Solution

The fourth proportional to 8,471.04, 12,708.72 and 2,627.70 is: 3,942.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,471.04 : 12,708.72 = 2,627.70 : x
  2. Step 2: Convert to fraction form
    8,471.04/12,708.72 = 2,627.70/x
  3. Step 3: Cross multiply
    8,471.04x = 12,708.72 × 2,627.70
  4. Step 4: Simplify right side
    8,471.04x = 33,394,703.54
  5. Step 5: Solve for x
    x = 33,394,703.54/8,471.04
  6. Step 6: Final answer
    x = 3,942.22

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