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Finding the Fourth Proportional to 3,712.32, 5,568.56 and 1,764.12

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Solution

The fourth proportional to 3,712.32, 5,568.56 and 1,764.12 is: 2,646.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.32 : 5,568.56 = 1,764.12 : x
  2. Step 2: Convert to fraction form
    3,712.32/5,568.56 = 1,764.12/x
  3. Step 3: Cross multiply
    3,712.32x = 5,568.56 × 1,764.12
  4. Step 4: Simplify right side
    3,712.32x = 9,823,608.07
  5. Step 5: Solve for x
    x = 9,823,608.07/3,712.32
  6. Step 6: Final answer
    x = 2,646.22

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