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Finding the Third Proportional to 26,921 and 37,724

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Solution

The third proportional to 26,921 and 37,724 is: 52,862.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,921 : 37,724 = 37,724 : x
  2. Step 2: Convert to fraction form
    26,921/37,724 = 37,724/x
  3. Step 3: Cross multiply
    26,921x = 37,724 × 37,724
  4. Step 4: Simplify right side
    26,921x = 1,423,100,176
  5. Step 5: Solve for x
    x = 1,423,100,176/26,921
  6. Step 6: Final answer
    x = 52,862.08

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.