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Finding the Third Proportional to 26,901 and 41,790

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Solution

The third proportional to 26,901 and 41,790 is: 64,919.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,901 : 41,790 = 41,790 : x
  2. Step 2: Convert to fraction form
    26,901/41,790 = 41,790/x
  3. Step 3: Cross multiply
    26,901x = 41,790 × 41,790
  4. Step 4: Simplify right side
    26,901x = 1,746,404,100
  5. Step 5: Solve for x
    x = 1,746,404,100/26,901
  6. Step 6: Final answer
    x = 64,919.67

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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.