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Finding the Fourth Proportional to 1,795.89, 2,691.40 and 1,271.82

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Solution

The fourth proportional to 1,795.89, 2,691.40 and 1,271.82 is: 1,906.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.89 : 2,691.40 = 1,271.82 : x
  2. Step 2: Convert to fraction form
    1,795.89/2,691.40 = 1,271.82/x
  3. Step 3: Cross multiply
    1,795.89x = 2,691.40 × 1,271.82
  4. Step 4: Simplify right side
    1,795.89x = 3,422,976.35
  5. Step 5: Solve for x
    x = 3,422,976.35/1,795.89
  6. Step 6: Final answer
    x = 1,906.01

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