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Finding the Third Proportional to 17,511 and 40,497

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Solution

The third proportional to 17,511 and 40,497 is: 93,655.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511 : 40,497 = 40,497 : x
  2. Step 2: Convert to fraction form
    17,511/40,497 = 40,497/x
  3. Step 3: Cross multiply
    17,511x = 40,497 × 40,497
  4. Step 4: Simplify right side
    17,511x = 1,640,007,009
  5. Step 5: Solve for x
    x = 1,640,007,009/17,511
  6. Step 6: Final answer
    x = 93,655.82

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.