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Finding the Third Proportional to 10,857 and 16,283

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Solution

The third proportional to 10,857 and 16,283 is: 24,420.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,857 : 16,283 = 16,283 : x
  2. Step 2: Convert to fraction form
    10,857/16,283 = 16,283/x
  3. Step 3: Cross multiply
    10,857x = 16,283 × 16,283
  4. Step 4: Simplify right side
    10,857x = 265,136,089
  5. Step 5: Solve for x
    x = 265,136,089/10,857
  6. Step 6: Final answer
    x = 24,420.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.