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Finding the Fourth Proportional to 5,771.76, 8,652.24 and 2,309.28

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Solution

The fourth proportional to 5,771.76, 8,652.24 and 2,309.28 is: 3,461.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.76 : 8,652.24 = 2,309.28 : x
  2. Step 2: Convert to fraction form
    5,771.76/8,652.24 = 2,309.28/x
  3. Step 3: Cross multiply
    5,771.76x = 8,652.24 × 2,309.28
  4. Step 4: Simplify right side
    5,771.76x = 19,980,444.79
  5. Step 5: Solve for x
    x = 19,980,444.79/5,771.76
  6. Step 6: Final answer
    x = 3,461.76

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