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Finding the Third Proportional to 28,579.75 and 62,693

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Solution

The third proportional to 28,579.75 and 62,693 is: 137,524.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,579.75 : 62,693 = 62,693 : x
  2. Step 2: Convert to fraction form
    28,579.75/62,693 = 62,693/x
  3. Step 3: Cross multiply
    28,579.75x = 62,693 × 62,693
  4. Step 4: Simplify right side
    28,579.75x = 3,930,412,249
  5. Step 5: Solve for x
    x = 3,930,412,249/28,579.75
  6. Step 6: Final answer
    x = 137,524.37

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.