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Finding the Fourth Proportional to 494,383.80, 741,921.30 and 214,102.20

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Solution

The fourth proportional to 494,383.80, 741,921.30 and 214,102.20 is: 321,302.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,383.80 : 741,921.30 = 214,102.20 : x
  2. Step 2: Convert to fraction form
    494,383.80/741,921.30 = 214,102.20/x
  3. Step 3: Cross multiply
    494,383.80x = 741,921.30 × 214,102.20
  4. Step 4: Simplify right side
    494,383.80x = 158,846,982,556.86
  5. Step 5: Solve for x
    x = 158,846,982,556.86/494,383.80
  6. Step 6: Final answer
    x = 321,302.97

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