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Finding the Fourth Proportional to 6,752.82, 10,128.78 and 3,245.34

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Solution

The fourth proportional to 6,752.82, 10,128.78 and 3,245.34 is: 4,867.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752.82 : 10,128.78 = 3,245.34 : x
  2. Step 2: Convert to fraction form
    6,752.82/10,128.78 = 3,245.34/x
  3. Step 3: Cross multiply
    6,752.82x = 10,128.78 × 3,245.34
  4. Step 4: Simplify right side
    6,752.82x = 32,871,334.89
  5. Step 5: Solve for x
    x = 32,871,334.89/6,752.82
  6. Step 6: Final answer
    x = 4,867.79

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