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Finding the Third Proportional to 26,640.75 and 40,029

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Solution

The third proportional to 26,640.75 and 40,029 is: 60,145.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,640.75 : 40,029 = 40,029 : x
  2. Step 2: Convert to fraction form
    26,640.75/40,029 = 40,029/x
  3. Step 3: Cross multiply
    26,640.75x = 40,029 × 40,029
  4. Step 4: Simplify right side
    26,640.75x = 1,602,320,841
  5. Step 5: Solve for x
    x = 1,602,320,841/26,640.75
  6. Step 6: Final answer
    x = 60,145.49

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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.