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Finding the Fourth Proportional to 6,216.56, 9,320.43 and 2,927.96

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Solution

The fourth proportional to 6,216.56, 9,320.43 and 2,927.96 is: 4,389.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,216.56 : 9,320.43 = 2,927.96 : x
  2. Step 2: Convert to fraction form
    6,216.56/9,320.43 = 2,927.96/x
  3. Step 3: Cross multiply
    6,216.56x = 9,320.43 × 2,927.96
  4. Step 4: Simplify right side
    6,216.56x = 27,289,846.22
  5. Step 5: Solve for x
    x = 27,289,846.22/6,216.56
  6. Step 6: Final answer
    x = 4,389.86

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