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Finding the Third Proportional to 35,717 and 76,808

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Solution

The third proportional to 35,717 and 76,808 is: 165,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,717 : 76,808 = 76,808 : x
  2. Step 2: Convert to fraction form
    35,717/76,808 = 76,808/x
  3. Step 3: Cross multiply
    35,717x = 76,808 × 76,808
  4. Step 4: Simplify right side
    35,717x = 5,899,468,864
  5. Step 5: Solve for x
    x = 5,899,468,864/35,717
  6. Step 6: Final answer
    x = 165,172.58

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.