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Finding the Fourth Proportional to 1,900.48, 2,849.49 and 1,249.24

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Solution

The fourth proportional to 1,900.48, 2,849.49 and 1,249.24 is: 1,873.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900.48 : 2,849.49 = 1,249.24 : x
  2. Step 2: Convert to fraction form
    1,900.48/2,849.49 = 1,249.24/x
  3. Step 3: Cross multiply
    1,900.48x = 2,849.49 × 1,249.24
  4. Step 4: Simplify right side
    1,900.48x = 3,559,696.89
  5. Step 5: Solve for x
    x = 3,559,696.89/1,900.48
  6. Step 6: Final answer
    x = 1,873.05

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