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Finding the Fourth Proportional to 275,587.20, 413,380.80 and 271,900.80

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Solution

The fourth proportional to 275,587.20, 413,380.80 and 271,900.80 is: 407,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,587.20 : 413,380.80 = 271,900.80 : x
  2. Step 2: Convert to fraction form
    275,587.20/413,380.80 = 271,900.80/x
  3. Step 3: Cross multiply
    275,587.20x = 413,380.80 × 271,900.80
  4. Step 4: Simplify right side
    275,587.20x = 112,398,570,224.64
  5. Step 5: Solve for x
    x = 112,398,570,224.64/275,587.20
  6. Step 6: Final answer
    x = 407,851.20

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