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Finding the Third Proportional to 8,001 and 16,521

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Solution

The third proportional to 8,001 and 16,521 is: 34,113.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001 : 16,521 = 16,521 : x
  2. Step 2: Convert to fraction form
    8,001/16,521 = 16,521/x
  3. Step 3: Cross multiply
    8,001x = 16,521 × 16,521
  4. Step 4: Simplify right side
    8,001x = 272,943,441
  5. Step 5: Solve for x
    x = 272,943,441/8,001
  6. Step 6: Final answer
    x = 34,113.67

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.