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Finding the Fourth Proportional to 3,951.07, 5,453.00 and 3,821.26

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Solution

The fourth proportional to 3,951.07, 5,453.00 and 3,821.26 is: 5,273.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.07 : 5,453.00 = 3,821.26 : x
  2. Step 2: Convert to fraction form
    3,951.07/5,453.00 = 3,821.26/x
  3. Step 3: Cross multiply
    3,951.07x = 5,453.00 × 3,821.26
  4. Step 4: Simplify right side
    3,951.07x = 20,837,326.70
  5. Step 5: Solve for x
    x = 20,837,326.70/3,951.07
  6. Step 6: Final answer
    x = 5,273.84

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