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Finding the Fourth Proportional to 570,046.20, 854,505.30 and 269,999.40

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Solution

The fourth proportional to 570,046.20, 854,505.30 and 269,999.40 is: 404,731.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,046.20 : 854,505.30 = 269,999.40 : x
  2. Step 2: Convert to fraction form
    570,046.20/854,505.30 = 269,999.40/x
  3. Step 3: Cross multiply
    570,046.20x = 854,505.30 × 269,999.40
  4. Step 4: Simplify right side
    570,046.20x = 230,715,918,296.82
  5. Step 5: Solve for x
    x = 230,715,918,296.82/570,046.20
  6. Step 6: Final answer
    x = 404,731.96

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