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Finding the Fourth Proportional to 7,071.43, 10,610.79 and 2,914.51

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Solution

The fourth proportional to 7,071.43, 10,610.79 and 2,914.51 is: 4,373.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071.43 : 10,610.79 = 2,914.51 : x
  2. Step 2: Convert to fraction form
    7,071.43/10,610.79 = 2,914.51/x
  3. Step 3: Cross multiply
    7,071.43x = 10,610.79 × 2,914.51
  4. Step 4: Simplify right side
    7,071.43x = 30,925,253.56
  5. Step 5: Solve for x
    x = 30,925,253.56/7,071.43
  6. Step 6: Final answer
    x = 4,373.27

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