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Finding the Fourth Proportional to 3,701.91, 5,555.82 and 1,947.93

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Solution

The fourth proportional to 3,701.91, 5,555.82 and 1,947.93 is: 2,923.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.91 : 5,555.82 = 1,947.93 : x
  2. Step 2: Convert to fraction form
    3,701.91/5,555.82 = 1,947.93/x
  3. Step 3: Cross multiply
    3,701.91x = 5,555.82 × 1,947.93
  4. Step 4: Simplify right side
    3,701.91x = 10,822,348.45
  5. Step 5: Solve for x
    x = 10,822,348.45/3,701.91
  6. Step 6: Final answer
    x = 2,923.45

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