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Finding the Fourth Proportional to 3,996.26, 5,994.90 and 2,144.84

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Solution

The fourth proportional to 3,996.26, 5,994.90 and 2,144.84 is: 3,217.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.26 : 5,994.90 = 2,144.84 : x
  2. Step 2: Convert to fraction form
    3,996.26/5,994.90 = 2,144.84/x
  3. Step 3: Cross multiply
    3,996.26x = 5,994.90 × 2,144.84
  4. Step 4: Simplify right side
    3,996.26x = 12,858,071.34
  5. Step 5: Solve for x
    x = 12,858,071.34/3,996.26
  6. Step 6: Final answer
    x = 3,217.53

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1.5x scale

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.