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Finding the Fourth Proportional to 567,216,177.80, 850,824,266.70 and 485,586,840.20

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Solution

The fourth proportional to 567,216,177.80, 850,824,266.70 and 485,586,840.20 is: 728,380,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,216,177.80 : 850,824,266.70 = 485,586,840.20 : x
  2. Step 2: Convert to fraction form
    567,216,177.80/850,824,266.70 = 485,586,840.20/x
  3. Step 3: Cross multiply
    567,216,177.80x = 850,824,266.70 × 485,586,840.20
  4. Step 4: Simplify right side
    567,216,177.80x = 413,149,067,232,335,104
  5. Step 5: Solve for x
    x = 413,149,067,232,335,104/567,216,177.80
  6. Step 6: Final answer
    x = 728,380,260.30

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