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Finding the Fourth Proportional to 567,531.20, 850,864.80 and 287,249.60

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Solution

The fourth proportional to 567,531.20, 850,864.80 and 287,249.60 is: 430,655.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,531.20 : 850,864.80 = 287,249.60 : x
  2. Step 2: Convert to fraction form
    567,531.20/850,864.80 = 287,249.60/x
  3. Step 3: Cross multiply
    567,531.20x = 850,864.80 × 287,249.60
  4. Step 4: Simplify right side
    567,531.20x = 244,410,573,454.08
  5. Step 5: Solve for x
    x = 244,410,573,454.08/567,531.20
  6. Step 6: Final answer
    x = 430,655.75

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