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Finding the Third Proportional to 8,758 and 19,460

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Solution

The third proportional to 8,758 and 19,460 is: 43,239.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758 : 19,460 = 19,460 : x
  2. Step 2: Convert to fraction form
    8,758/19,460 = 19,460/x
  3. Step 3: Cross multiply
    8,758x = 19,460 × 19,460
  4. Step 4: Simplify right side
    8,758x = 378,691,600
  5. Step 5: Solve for x
    x = 378,691,600/8,758
  6. Step 6: Final answer
    x = 43,239.51

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.