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Finding the Third Proportional to 11,161.50 and 26,302.50

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Solution

The third proportional to 11,161.50 and 26,302.50 is: 61,982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.50 : 26,302.50 = 26,302.50 : x
  2. Step 2: Convert to fraction form
    11,161.50/26,302.50 = 26,302.50/x
  3. Step 3: Cross multiply
    11,161.50x = 26,302.50 × 26,302.50
  4. Step 4: Simplify right side
    11,161.50x = 691,821,506.25
  5. Step 5: Solve for x
    x = 691,821,506.25/11,161.50
  6. Step 6: Final answer
    x = 61,982.84

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.