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Finding the Fourth Proportional to 2,849.98, 4,274.16 and 1,808.41

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Solution

The fourth proportional to 2,849.98, 4,274.16 and 1,808.41 is: 2,712.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.98 : 4,274.16 = 1,808.41 : x
  2. Step 2: Convert to fraction form
    2,849.98/4,274.16 = 1,808.41/x
  3. Step 3: Cross multiply
    2,849.98x = 4,274.16 × 1,808.41
  4. Step 4: Simplify right side
    2,849.98x = 7,729,433.69
  5. Step 5: Solve for x
    x = 7,729,433.69/2,849.98
  6. Step 6: Final answer
    x = 2,712.10

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