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Finding the Third Proportional to 9,220 and 18,924

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Solution

The third proportional to 9,220 and 18,924 is: 38,841.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220 : 18,924 = 18,924 : x
  2. Step 2: Convert to fraction form
    9,220/18,924 = 18,924/x
  3. Step 3: Cross multiply
    9,220x = 18,924 × 18,924
  4. Step 4: Simplify right side
    9,220x = 358,117,776
  5. Step 5: Solve for x
    x = 358,117,776/9,220
  6. Step 6: Final answer
    x = 38,841.41

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.