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Finding the Fourth Proportional to 472,450.80, 708,676.20 and 192,169.20

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Solution

The fourth proportional to 472,450.80, 708,676.20 and 192,169.20 is: 288,253.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,450.80 : 708,676.20 = 192,169.20 : x
  2. Step 2: Convert to fraction form
    472,450.80/708,676.20 = 192,169.20/x
  3. Step 3: Cross multiply
    472,450.80x = 708,676.20 × 192,169.20
  4. Step 4: Simplify right side
    472,450.80x = 136,185,738,413.04
  5. Step 5: Solve for x
    x = 136,185,738,413.04/472,450.80
  6. Step 6: Final answer
    x = 288,253.80

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