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Finding the Third Proportional to 24,780 and 53,529

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Solution

The third proportional to 24,780 and 53,529 is: 115,631.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,780 : 53,529 = 53,529 : x
  2. Step 2: Convert to fraction form
    24,780/53,529 = 53,529/x
  3. Step 3: Cross multiply
    24,780x = 53,529 × 53,529
  4. Step 4: Simplify right side
    24,780x = 2,865,353,841
  5. Step 5: Solve for x
    x = 2,865,353,841/24,780
  6. Step 6: Final answer
    x = 115,631.71

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.