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Finding the Fourth Proportional to 3,093.76, 4,630.61 and 1,983.86

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Solution

The fourth proportional to 3,093.76, 4,630.61 and 1,983.86 is: 2,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.76 : 4,630.61 = 1,983.86 : x
  2. Step 2: Convert to fraction form
    3,093.76/4,630.61 = 1,983.86/x
  3. Step 3: Cross multiply
    3,093.76x = 4,630.61 × 1,983.86
  4. Step 4: Simplify right side
    3,093.76x = 9,186,481.95
  5. Step 5: Solve for x
    x = 9,186,481.95/3,093.76
  6. Step 6: Final answer
    x = 2,969.36

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