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Finding the Fourth Proportional to 539,721.88, 744,801.99 and 297,999.25

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Solution

The fourth proportional to 539,721.88, 744,801.99 and 297,999.25 is: 411,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,721.88 : 744,801.99 = 297,999.25 : x
  2. Step 2: Convert to fraction form
    539,721.88/744,801.99 = 297,999.25/x
  3. Step 3: Cross multiply
    539,721.88x = 744,801.99 × 297,999.25
  4. Step 4: Simplify right side
    539,721.88x = 221,950,435,628.52
  5. Step 5: Solve for x
    x = 221,950,435,628.52/539,721.88
  6. Step 6: Final answer
    x = 411,231.12

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