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Finding the Fourth Proportional to 2,768.96, 4,145.12 and 1,795.52

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Solution

The fourth proportional to 2,768.96, 4,145.12 and 1,795.52 is: 2,687.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768.96 : 4,145.12 = 1,795.52 : x
  2. Step 2: Convert to fraction form
    2,768.96/4,145.12 = 1,795.52/x
  3. Step 3: Cross multiply
    2,768.96x = 4,145.12 × 1,795.52
  4. Step 4: Simplify right side
    2,768.96x = 7,442,645.86
  5. Step 5: Solve for x
    x = 7,442,645.86/2,768.96
  6. Step 6: Final answer
    x = 2,687.88

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