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Finding the Fourth Proportional to 6,351.14, 8,764.74 and 3,518.70

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Solution

The fourth proportional to 6,351.14, 8,764.74 and 3,518.70 is: 4,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.14 : 8,764.74 = 3,518.70 : x
  2. Step 2: Convert to fraction form
    6,351.14/8,764.74 = 3,518.70/x
  3. Step 3: Cross multiply
    6,351.14x = 8,764.74 × 3,518.70
  4. Step 4: Simplify right side
    6,351.14x = 30,840,490.64
  5. Step 5: Solve for x
    x = 30,840,490.64/6,351.14
  6. Step 6: Final answer
    x = 4,855.90

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