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Finding the Fourth Proportional to 6,720.94, 10,079.88 and 2,559.46

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Solution

The fourth proportional to 6,720.94, 10,079.88 and 2,559.46 is: 3,838.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.94 : 10,079.88 = 2,559.46 : x
  2. Step 2: Convert to fraction form
    6,720.94/10,079.88 = 2,559.46/x
  3. Step 3: Cross multiply
    6,720.94x = 10,079.88 × 2,559.46
  4. Step 4: Simplify right side
    6,720.94x = 25,799,049.66
  5. Step 5: Solve for x
    x = 25,799,049.66/6,720.94
  6. Step 6: Final answer
    x = 3,838.61

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