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Finding the Third Proportional to 5,486.50 and 11,702

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Solution

The third proportional to 5,486.50 and 11,702 is: 24,958.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.50 : 11,702 = 11,702 : x
  2. Step 2: Convert to fraction form
    5,486.50/11,702 = 11,702/x
  3. Step 3: Cross multiply
    5,486.50x = 11,702 × 11,702
  4. Step 4: Simplify right side
    5,486.50x = 136,936,804
  5. Step 5: Solve for x
    x = 136,936,804/5,486.50
  6. Step 6: Final answer
    x = 24,958.86

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.