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Finding the Third Proportional to 10,430 and 16,266

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Solution

The third proportional to 10,430 and 16,266 is: 25,367.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430 : 16,266 = 16,266 : x
  2. Step 2: Convert to fraction form
    10,430/16,266 = 16,266/x
  3. Step 3: Cross multiply
    10,430x = 16,266 × 16,266
  4. Step 4: Simplify right side
    10,430x = 264,582,756
  5. Step 5: Solve for x
    x = 264,582,756/10,430
  6. Step 6: Final answer
    x = 25,367.47

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.