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Finding the Fourth Proportional to 6,880.68, 9,494.82 and 3,895.83

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Solution

The fourth proportional to 6,880.68, 9,494.82 and 3,895.83 is: 5,375.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.68 : 9,494.82 = 3,895.83 : x
  2. Step 2: Convert to fraction form
    6,880.68/9,494.82 = 3,895.83/x
  3. Step 3: Cross multiply
    6,880.68x = 9,494.82 × 3,895.83
  4. Step 4: Simplify right side
    6,880.68x = 36,990,204.60
  5. Step 5: Solve for x
    x = 36,990,204.60/6,880.68
  6. Step 6: Final answer
    x = 5,375.95

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