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Finding the Third Proportional to 10,288 and 15,944

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Solution

The third proportional to 10,288 and 15,944 is: 24,709.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288 : 15,944 = 15,944 : x
  2. Step 2: Convert to fraction form
    10,288/15,944 = 15,944/x
  3. Step 3: Cross multiply
    10,288x = 15,944 × 15,944
  4. Step 4: Simplify right side
    10,288x = 254,211,136
  5. Step 5: Solve for x
    x = 254,211,136/10,288
  6. Step 6: Final answer
    x = 24,709.48

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.