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Finding the Fourth Proportional to 2,947.81, 4,068.17 and 1,752.48

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Solution

The fourth proportional to 2,947.81, 4,068.17 and 1,752.48 is: 2,418.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.81 : 4,068.17 = 1,752.48 : x
  2. Step 2: Convert to fraction form
    2,947.81/4,068.17 = 1,752.48/x
  3. Step 3: Cross multiply
    2,947.81x = 4,068.17 × 1,752.48
  4. Step 4: Simplify right side
    2,947.81x = 7,129,386.56
  5. Step 5: Solve for x
    x = 7,129,386.56/2,947.81
  6. Step 6: Final answer
    x = 2,418.54

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