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Finding the Fourth Proportional to 3,997.73, 5,988.79 and 2,433.85

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Solution

The fourth proportional to 3,997.73, 5,988.79 and 2,433.85 is: 3,646.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997.73 : 5,988.79 = 2,433.85 : x
  2. Step 2: Convert to fraction form
    3,997.73/5,988.79 = 2,433.85/x
  3. Step 3: Cross multiply
    3,997.73x = 5,988.79 × 2,433.85
  4. Step 4: Simplify right side
    3,997.73x = 14,575,824.09
  5. Step 5: Solve for x
    x = 14,575,824.09/3,997.73
  6. Step 6: Final answer
    x = 3,646.03

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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.