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Finding the Fourth Proportional to 2,492.61, 3,731.68 and 1,449.43

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Solution

The fourth proportional to 2,492.61, 3,731.68 and 1,449.43 is: 2,169.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.61 : 3,731.68 = 1,449.43 : x
  2. Step 2: Convert to fraction form
    2,492.61/3,731.68 = 1,449.43/x
  3. Step 3: Cross multiply
    2,492.61x = 3,731.68 × 1,449.43
  4. Step 4: Simplify right side
    2,492.61x = 5,408,808.94
  5. Step 5: Solve for x
    x = 5,408,808.94/2,492.61
  6. Step 6: Final answer
    x = 2,169.94

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