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Finding the Fourth Proportional to 6,947.52, 10,422.72 and 3,051.84

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Solution

The fourth proportional to 6,947.52, 10,422.72 and 3,051.84 is: 4,578.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.52 : 10,422.72 = 3,051.84 : x
  2. Step 2: Convert to fraction form
    6,947.52/10,422.72 = 3,051.84/x
  3. Step 3: Cross multiply
    6,947.52x = 10,422.72 × 3,051.84
  4. Step 4: Simplify right side
    6,947.52x = 31,808,473.80
  5. Step 5: Solve for x
    x = 31,808,473.80/6,947.52
  6. Step 6: Final answer
    x = 4,578.39

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