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Finding the Fourth Proportional to 6,682,978.24, 9,220,314.72 and 3,782,080.96

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Solution

The fourth proportional to 6,682,978.24, 9,220,314.72 and 3,782,080.96 is: 5,218,029.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,682,978.24 : 9,220,314.72 = 3,782,080.96 : x
  2. Step 2: Convert to fraction form
    6,682,978.24/9,220,314.72 = 3,782,080.96/x
  3. Step 3: Cross multiply
    6,682,978.24x = 9,220,314.72 × 3,782,080.96
  4. Step 4: Simplify right side
    6,682,978.24x = 34,871,976,747,719.73
  5. Step 5: Solve for x
    x = 34,871,976,747,719.73/6,682,978.24
  6. Step 6: Final answer
    x = 5,218,029.37

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