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Finding the Fourth Proportional to 5,249.75, 7,244.66 and 2,859.71

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Solution

The fourth proportional to 5,249.75, 7,244.66 and 2,859.71 is: 3,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.75 : 7,244.66 = 2,859.71 : x
  2. Step 2: Convert to fraction form
    5,249.75/7,244.66 = 2,859.71/x
  3. Step 3: Cross multiply
    5,249.75x = 7,244.66 × 2,859.71
  4. Step 4: Simplify right side
    5,249.75x = 20,717,581.49
  5. Step 5: Solve for x
    x = 20,717,581.49/5,249.75
  6. Step 6: Final answer
    x = 3,946.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.