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Finding the Third Proportional to 22,419 and 35,679

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Solution

The third proportional to 22,419 and 35,679 is: 56,781.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,419 : 35,679 = 35,679 : x
  2. Step 2: Convert to fraction form
    22,419/35,679 = 35,679/x
  3. Step 3: Cross multiply
    22,419x = 35,679 × 35,679
  4. Step 4: Simplify right side
    22,419x = 1,272,991,041
  5. Step 5: Solve for x
    x = 1,272,991,041/22,419
  6. Step 6: Final answer
    x = 56,781.79

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.