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Finding the Fourth Proportional to 1,137,609, 1,706,694.17 and 338,887.44

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Solution

The fourth proportional to 1,137,609, 1,706,694.17 and 338,887.44 is: 508,414.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,609 : 1,706,694.17 = 338,887.44 : x
  2. Step 2: Convert to fraction form
    1,137,609/1,706,694.17 = 338,887.44/x
  3. Step 3: Cross multiply
    1,137,609x = 1,706,694.17 × 338,887.44
  4. Step 4: Simplify right side
    1,137,609x = 578,377,216,439.79
  5. Step 5: Solve for x
    x = 578,377,216,439.79/1,137,609
  6. Step 6: Final answer
    x = 508,414.77

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