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Finding the Fourth Proportional to 444,822.10, 667,233.15 and 415,078.90

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Solution

The fourth proportional to 444,822.10, 667,233.15 and 415,078.90 is: 622,618.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,822.10 : 667,233.15 = 415,078.90 : x
  2. Step 2: Convert to fraction form
    444,822.10/667,233.15 = 415,078.90/x
  3. Step 3: Cross multiply
    444,822.10x = 667,233.15 × 415,078.90
  4. Step 4: Simplify right side
    444,822.10x = 276,954,401,945.54
  5. Step 5: Solve for x
    x = 276,954,401,945.54/444,822.10
  6. Step 6: Final answer
    x = 622,618.35

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