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Finding the Fourth Proportional to 3,297.75, 4,945.47 and 1,105.98

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Solution

The fourth proportional to 3,297.75, 4,945.47 and 1,105.98 is: 1,658.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.75 : 4,945.47 = 1,105.98 : x
  2. Step 2: Convert to fraction form
    3,297.75/4,945.47 = 1,105.98/x
  3. Step 3: Cross multiply
    3,297.75x = 4,945.47 × 1,105.98
  4. Step 4: Simplify right side
    3,297.75x = 5,469,590.91
  5. Step 5: Solve for x
    x = 5,469,590.91/3,297.75
  6. Step 6: Final answer
    x = 1,658.58

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