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Finding the Fourth Proportional to 819,508.36, 1,229,443.11 and 250,893.76

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Solution

The fourth proportional to 819,508.36, 1,229,443.11 and 250,893.76 is: 376,395.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,508.36 : 1,229,443.11 = 250,893.76 : x
  2. Step 2: Convert to fraction form
    819,508.36/1,229,443.11 = 250,893.76/x
  3. Step 3: Cross multiply
    819,508.36x = 1,229,443.11 × 250,893.76
  4. Step 4: Simplify right side
    819,508.36x = 308,459,604,573.99
  5. Step 5: Solve for x
    x = 308,459,604,573.99/819,508.36
  6. Step 6: Final answer
    x = 376,395.92

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