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Finding the Fourth Proportional to 2,111.76, 3,167.19 and 1,493.73

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Solution

The fourth proportional to 2,111.76, 3,167.19 and 1,493.73 is: 2,240.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111.76 : 3,167.19 = 1,493.73 : x
  2. Step 2: Convert to fraction form
    2,111.76/3,167.19 = 1,493.73/x
  3. Step 3: Cross multiply
    2,111.76x = 3,167.19 × 1,493.73
  4. Step 4: Simplify right side
    2,111.76x = 4,730,926.72
  5. Step 5: Solve for x
    x = 4,730,926.72/2,111.76
  6. Step 6: Final answer
    x = 2,240.28

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