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Finding the Fourth Proportional to 6,907.80, 10,363.05 and 2,747.10

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Solution

The fourth proportional to 6,907.80, 10,363.05 and 2,747.10 is: 4,121.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.80 : 10,363.05 = 2,747.10 : x
  2. Step 2: Convert to fraction form
    6,907.80/10,363.05 = 2,747.10/x
  3. Step 3: Cross multiply
    6,907.80x = 10,363.05 × 2,747.10
  4. Step 4: Simplify right side
    6,907.80x = 28,468,334.66
  5. Step 5: Solve for x
    x = 28,468,334.66/6,907.80
  6. Step 6: Final answer
    x = 4,121.19

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