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Finding the Third Proportional to 8,894 and 20,588

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Solution

The third proportional to 8,894 and 20,588 is: 47,657.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894 : 20,588 = 20,588 : x
  2. Step 2: Convert to fraction form
    8,894/20,588 = 20,588/x
  3. Step 3: Cross multiply
    8,894x = 20,588 × 20,588
  4. Step 4: Simplify right side
    8,894x = 423,865,744
  5. Step 5: Solve for x
    x = 423,865,744/8,894
  6. Step 6: Final answer
    x = 47,657.49

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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.