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Finding the Fourth Proportional to 536,189.53, 804,283.78 and 136,830.31

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Solution

The fourth proportional to 536,189.53, 804,283.78 and 136,830.31 is: 205,245.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,189.53 : 804,283.78 = 136,830.31 : x
  2. Step 2: Convert to fraction form
    536,189.53/804,283.78 = 136,830.31/x
  3. Step 3: Cross multiply
    536,189.53x = 804,283.78 × 136,830.31
  4. Step 4: Simplify right side
    536,189.53x = 110,050,394,239.80
  5. Step 5: Solve for x
    x = 110,050,394,239.80/536,189.53
  6. Step 6: Final answer
    x = 205,245.32

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