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Finding the Third Proportional to 15,086 and 22,191

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Solution

The third proportional to 15,086 and 22,191 is: 32,642.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,086 : 22,191 = 22,191 : x
  2. Step 2: Convert to fraction form
    15,086/22,191 = 22,191/x
  3. Step 3: Cross multiply
    15,086x = 22,191 × 22,191
  4. Step 4: Simplify right side
    15,086x = 492,440,481
  5. Step 5: Solve for x
    x = 492,440,481/15,086
  6. Step 6: Final answer
    x = 32,642.22

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.