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Finding the Fourth Proportional to 2,695.78, 3,719.89 and 1,516.83

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Solution

The fourth proportional to 2,695.78, 3,719.89 and 1,516.83 is: 2,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.78 : 3,719.89 = 1,516.83 : x
  2. Step 2: Convert to fraction form
    2,695.78/3,719.89 = 1,516.83/x
  3. Step 3: Cross multiply
    2,695.78x = 3,719.89 × 1,516.83
  4. Step 4: Simplify right side
    2,695.78x = 5,642,440.75
  5. Step 5: Solve for x
    x = 5,642,440.75/2,695.78
  6. Step 6: Final answer
    x = 2,093.06

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