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Finding the Third Proportional to 6,213 and 11,799

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Solution

The third proportional to 6,213 and 11,799 is: 22,407.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213 : 11,799 = 11,799 : x
  2. Step 2: Convert to fraction form
    6,213/11,799 = 11,799/x
  3. Step 3: Cross multiply
    6,213x = 11,799 × 11,799
  4. Step 4: Simplify right side
    6,213x = 139,216,401
  5. Step 5: Solve for x
    x = 139,216,401/6,213
  6. Step 6: Final answer
    x = 22,407.28

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Why These Related Problems?

These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.