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Finding the Fourth Proportional to 277,750.20, 415,969.20 and 188,520.60

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Solution

The fourth proportional to 277,750.20, 415,969.20 and 188,520.60 is: 282,335.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,750.20 : 415,969.20 = 188,520.60 : x
  2. Step 2: Convert to fraction form
    277,750.20/415,969.20 = 188,520.60/x
  3. Step 3: Cross multiply
    277,750.20x = 415,969.20 × 188,520.60
  4. Step 4: Simplify right side
    277,750.20x = 78,418,763,165.52
  5. Step 5: Solve for x
    x = 78,418,763,165.52/277,750.20
  6. Step 6: Final answer
    x = 282,335.58

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