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Finding the Fourth Proportional to 7,568.33, 11,352.74 and 3,408.35

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Solution

The fourth proportional to 7,568.33, 11,352.74 and 3,408.35 is: 5,112.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.33 : 11,352.74 = 3,408.35 : x
  2. Step 2: Convert to fraction form
    7,568.33/11,352.74 = 3,408.35/x
  3. Step 3: Cross multiply
    7,568.33x = 11,352.74 × 3,408.35
  4. Step 4: Simplify right side
    7,568.33x = 38,694,037.57
  5. Step 5: Solve for x
    x = 38,694,037.57/7,568.33
  6. Step 6: Final answer
    x = 5,112.63

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