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Finding the Third Proportional to 17,641 and 27,346

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Solution

The third proportional to 17,641 and 27,346 is: 42,390.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,641 : 27,346 = 27,346 : x
  2. Step 2: Convert to fraction form
    17,641/27,346 = 27,346/x
  3. Step 3: Cross multiply
    17,641x = 27,346 × 27,346
  4. Step 4: Simplify right side
    17,641x = 747,803,716
  5. Step 5: Solve for x
    x = 747,803,716/17,641
  6. Step 6: Final answer
    x = 42,390.10

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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.