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Finding the Third Proportional to 26,122.50 and 40,500

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Solution

The third proportional to 26,122.50 and 40,500 is: 62,790.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.50 : 40,500 = 40,500 : x
  2. Step 2: Convert to fraction form
    26,122.50/40,500 = 40,500/x
  3. Step 3: Cross multiply
    26,122.50x = 40,500 × 40,500
  4. Step 4: Simplify right side
    26,122.50x = 1,640,250,000
  5. Step 5: Solve for x
    x = 1,640,250,000/26,122.50
  6. Step 6: Final answer
    x = 62,790.70

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.