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Finding the Fourth Proportional to 1,338,252.78, 1,846,821.64 and 726,404

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Solution

The fourth proportional to 1,338,252.78, 1,846,821.64 and 726,404 is: 1,002,455.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,252.78 : 1,846,821.64 = 726,404 : x
  2. Step 2: Convert to fraction form
    1,338,252.78/1,846,821.64 = 726,404/x
  3. Step 3: Cross multiply
    1,338,252.78x = 1,846,821.64 × 726,404
  4. Step 4: Simplify right side
    1,338,252.78x = 1,341,538,626,582.56
  5. Step 5: Solve for x
    x = 1,341,538,626,582.56/1,338,252.78
  6. Step 6: Final answer
    x = 1,002,455.33

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