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Finding the Third Proportional to 8,588 and 20,174

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Solution

The third proportional to 8,588 and 20,174 is: 47,390.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588 : 20,174 = 20,174 : x
  2. Step 2: Convert to fraction form
    8,588/20,174 = 20,174/x
  3. Step 3: Cross multiply
    8,588x = 20,174 × 20,174
  4. Step 4: Simplify right side
    8,588x = 406,990,276
  5. Step 5: Solve for x
    x = 406,990,276/8,588
  6. Step 6: Final answer
    x = 47,390.58

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.