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Finding the Fourth Proportional to 7,198.64, 10,803.72 and 3,736.88

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Solution

The fourth proportional to 7,198.64, 10,803.72 and 3,736.88 is: 5,608.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198.64 : 10,803.72 = 3,736.88 : x
  2. Step 2: Convert to fraction form
    7,198.64/10,803.72 = 3,736.88/x
  3. Step 3: Cross multiply
    7,198.64x = 10,803.72 × 3,736.88
  4. Step 4: Simplify right side
    7,198.64x = 40,372,205.19
  5. Step 5: Solve for x
    x = 40,372,205.19/7,198.64
  6. Step 6: Final answer
    x = 5,608.31

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