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Finding the Third Proportional to 11,608 and 15,196

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Solution

The third proportional to 11,608 and 15,196 is: 19,893.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608 : 15,196 = 15,196 : x
  2. Step 2: Convert to fraction form
    11,608/15,196 = 15,196/x
  3. Step 3: Cross multiply
    11,608x = 15,196 × 15,196
  4. Step 4: Simplify right side
    11,608x = 230,918,416
  5. Step 5: Solve for x
    x = 230,918,416/11,608
  6. Step 6: Final answer
    x = 19,893.04

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.