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Finding the Fourth Proportional to 6,429.25, 9,644.88 and 2,047.69

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Solution

The fourth proportional to 6,429.25, 9,644.88 and 2,047.69 is: 3,071.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429.25 : 9,644.88 = 2,047.69 : x
  2. Step 2: Convert to fraction form
    6,429.25/9,644.88 = 2,047.69/x
  3. Step 3: Cross multiply
    6,429.25x = 9,644.88 × 2,047.69
  4. Step 4: Simplify right side
    6,429.25x = 19,749,724.33
  5. Step 5: Solve for x
    x = 19,749,724.33/6,429.25
  6. Step 6: Final answer
    x = 3,071.86

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