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Finding the Fourth Proportional to 2,992.04, 4,487.94 and 1,144.04

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Solution

The fourth proportional to 2,992.04, 4,487.94 and 1,144.04 is: 1,716.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992.04 : 4,487.94 = 1,144.04 : x
  2. Step 2: Convert to fraction form
    2,992.04/4,487.94 = 1,144.04/x
  3. Step 3: Cross multiply
    2,992.04x = 4,487.94 × 1,144.04
  4. Step 4: Simplify right side
    2,992.04x = 5,134,382.88
  5. Step 5: Solve for x
    x = 5,134,382.88/2,992.04
  6. Step 6: Final answer
    x = 1,716.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.