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Finding the Fourth Proportional to 11,998.49, 17,998.16 and 3,233.62

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Solution

The fourth proportional to 11,998.49, 17,998.16 and 3,233.62 is: 4,850.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.49 : 17,998.16 = 3,233.62 : x
  2. Step 2: Convert to fraction form
    11,998.49/17,998.16 = 3,233.62/x
  3. Step 3: Cross multiply
    11,998.49x = 17,998.16 × 3,233.62
  4. Step 4: Simplify right side
    11,998.49x = 58,199,103.98
  5. Step 5: Solve for x
    x = 58,199,103.98/11,998.49
  6. Step 6: Final answer
    x = 4,850.54

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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.