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Finding the Third Proportional to 11,020 and 16,850

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Solution

The third proportional to 11,020 and 16,850 is: 25,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020 : 16,850 = 16,850 : x
  2. Step 2: Convert to fraction form
    11,020/16,850 = 16,850/x
  3. Step 3: Cross multiply
    11,020x = 16,850 × 16,850
  4. Step 4: Simplify right side
    11,020x = 283,922,500
  5. Step 5: Solve for x
    x = 283,922,500/11,020
  6. Step 6: Final answer
    x = 25,764.29

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.