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Finding the Fourth Proportional to 682,354.32, 1,023,757.98 and 209,044.32

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Solution

The fourth proportional to 682,354.32, 1,023,757.98 and 209,044.32 is: 313,635.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,354.32 : 1,023,757.98 = 209,044.32 : x
  2. Step 2: Convert to fraction form
    682,354.32/1,023,757.98 = 209,044.32/x
  3. Step 3: Cross multiply
    682,354.32x = 1,023,757.98 × 209,044.32
  4. Step 4: Simplify right side
    682,354.32x = 214,010,790,773.67
  5. Step 5: Solve for x
    x = 214,010,790,773.67/682,354.32
  6. Step 6: Final answer
    x = 313,635.87

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