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Finding the Fourth Proportional to 2,593,930, 3,890,912.28 and 821,002

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Solution

The fourth proportional to 2,593,930, 3,890,912.28 and 821,002 is: 1,231,508.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593,930 : 3,890,912.28 = 821,002 : x
  2. Step 2: Convert to fraction form
    2,593,930/3,890,912.28 = 821,002/x
  3. Step 3: Cross multiply
    2,593,930x = 3,890,912.28 × 821,002
  4. Step 4: Simplify right side
    2,593,930x = 3,194,446,763,704.56
  5. Step 5: Solve for x
    x = 3,194,446,763,704.56/2,593,930
  6. Step 6: Final answer
    x = 1,231,508.47

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