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Finding the Fourth Proportional to 6,304.47, 9,456.36 and 1,921.56

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Solution

The fourth proportional to 6,304.47, 9,456.36 and 1,921.56 is: 2,882.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,304.47 : 9,456.36 = 1,921.56 : x
  2. Step 2: Convert to fraction form
    6,304.47/9,456.36 = 1,921.56/x
  3. Step 3: Cross multiply
    6,304.47x = 9,456.36 × 1,921.56
  4. Step 4: Simplify right side
    6,304.47x = 18,170,963.12
  5. Step 5: Solve for x
    x = 18,170,963.12/6,304.47
  6. Step 6: Final answer
    x = 2,882.23

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