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Finding the Third Proportional to 15,196 and 20,444

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Solution

The third proportional to 15,196 and 20,444 is: 27,504.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,196 : 20,444 = 20,444 : x
  2. Step 2: Convert to fraction form
    15,196/20,444 = 20,444/x
  3. Step 3: Cross multiply
    15,196x = 20,444 × 20,444
  4. Step 4: Simplify right side
    15,196x = 417,957,136
  5. Step 5: Solve for x
    x = 417,957,136/15,196
  6. Step 6: Final answer
    x = 27,504.42

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.