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Finding the Third Proportional to 17,429 and 26,306

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Solution

The third proportional to 17,429 and 26,306 is: 39,704.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429 : 26,306 = 26,306 : x
  2. Step 2: Convert to fraction form
    17,429/26,306 = 26,306/x
  3. Step 3: Cross multiply
    17,429x = 26,306 × 26,306
  4. Step 4: Simplify right side
    17,429x = 692,005,636
  5. Step 5: Solve for x
    x = 692,005,636/17,429
  6. Step 6: Final answer
    x = 39,704.27

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.