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Finding the Fourth Proportional to 310,529.80, 465,794.70 and 271,163.80

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Solution

The fourth proportional to 310,529.80, 465,794.70 and 271,163.80 is: 406,745.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,529.80 : 465,794.70 = 271,163.80 : x
  2. Step 2: Convert to fraction form
    310,529.80/465,794.70 = 271,163.80/x
  3. Step 3: Cross multiply
    310,529.80x = 465,794.70 × 271,163.80
  4. Step 4: Simplify right side
    310,529.80x = 126,306,660,871.86
  5. Step 5: Solve for x
    x = 126,306,660,871.86/310,529.80
  6. Step 6: Final answer
    x = 406,745.70

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