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Finding the Third Proportional to 8,544 and 19,278

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Solution

The third proportional to 8,544 and 19,278 is: 43,497.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544 : 19,278 = 19,278 : x
  2. Step 2: Convert to fraction form
    8,544/19,278 = 19,278/x
  3. Step 3: Cross multiply
    8,544x = 19,278 × 19,278
  4. Step 4: Simplify right side
    8,544x = 371,641,284
  5. Step 5: Solve for x
    x = 371,641,284/8,544
  6. Step 6: Final answer
    x = 43,497.34

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.