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Finding the Fourth Proportional to 361,448.20, 541,394.70 and 299,240.20

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Solution

The fourth proportional to 361,448.20, 541,394.70 and 299,240.20 is: 448,216.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,448.20 : 541,394.70 = 299,240.20 : x
  2. Step 2: Convert to fraction form
    361,448.20/541,394.70 = 299,240.20/x
  3. Step 3: Cross multiply
    361,448.20x = 541,394.70 × 299,240.20
  4. Step 4: Simplify right side
    361,448.20x = 162,007,058,306.94
  5. Step 5: Solve for x
    x = 162,007,058,306.94/361,448.20
  6. Step 6: Final answer
    x = 448,216.53

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