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Finding the Third Proportional to 13,322 and 17,679

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Solution

The third proportional to 13,322 and 17,679 is: 23,460.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322 : 17,679 = 17,679 : x
  2. Step 2: Convert to fraction form
    13,322/17,679 = 17,679/x
  3. Step 3: Cross multiply
    13,322x = 17,679 × 17,679
  4. Step 4: Simplify right side
    13,322x = 312,547,041
  5. Step 5: Solve for x
    x = 312,547,041/13,322
  6. Step 6: Final answer
    x = 23,460.97

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.