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Finding the Third Proportional to 35,806 and 77,828

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Solution

The third proportional to 35,806 and 77,828 is: 169,167.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,806 : 77,828 = 77,828 : x
  2. Step 2: Convert to fraction form
    35,806/77,828 = 77,828/x
  3. Step 3: Cross multiply
    35,806x = 77,828 × 77,828
  4. Step 4: Simplify right side
    35,806x = 6,057,197,584
  5. Step 5: Solve for x
    x = 6,057,197,584/35,806
  6. Step 6: Final answer
    x = 169,167.11

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.