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Finding the Third Proportional to 17,245 and 26,711

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Solution

The third proportional to 17,245 and 26,711 is: 41,373.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,245 : 26,711 = 26,711 : x
  2. Step 2: Convert to fraction form
    17,245/26,711 = 26,711/x
  3. Step 3: Cross multiply
    17,245x = 26,711 × 26,711
  4. Step 4: Simplify right side
    17,245x = 713,477,521
  5. Step 5: Solve for x
    x = 713,477,521/17,245
  6. Step 6: Final answer
    x = 41,373.01

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.