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Finding the Fourth Proportional to 403,899.67, 605,961.89 and 176,215.20

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Solution

The fourth proportional to 403,899.67, 605,961.89 and 176,215.20 is: 264,371.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,899.67 : 605,961.89 = 176,215.20 : x
  2. Step 2: Convert to fraction form
    403,899.67/605,961.89 = 176,215.20/x
  3. Step 3: Cross multiply
    403,899.67x = 605,961.89 × 176,215.20
  4. Step 4: Simplify right side
    403,899.67x = 106,779,694,757.65
  5. Step 5: Solve for x
    x = 106,779,694,757.65/403,899.67
  6. Step 6: Final answer
    x = 264,371.83

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