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Finding the Fourth Proportional to 8,297.34, 12,441.69 and 3,913.62

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Solution

The fourth proportional to 8,297.34, 12,441.69 and 3,913.62 is: 5,868.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297.34 : 12,441.69 = 3,913.62 : x
  2. Step 2: Convert to fraction form
    8,297.34/12,441.69 = 3,913.62/x
  3. Step 3: Cross multiply
    8,297.34x = 12,441.69 × 3,913.62
  4. Step 4: Simplify right side
    8,297.34x = 48,692,046.82
  5. Step 5: Solve for x
    x = 48,692,046.82/8,297.34
  6. Step 6: Final answer
    x = 5,868.39

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