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Finding the Third Proportional to 11,556 and 24,915

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Solution

The third proportional to 11,556 and 24,915 is: 53,717.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556 : 24,915 = 24,915 : x
  2. Step 2: Convert to fraction form
    11,556/24,915 = 24,915/x
  3. Step 3: Cross multiply
    11,556x = 24,915 × 24,915
  4. Step 4: Simplify right side
    11,556x = 620,757,225
  5. Step 5: Solve for x
    x = 620,757,225/11,556
  6. Step 6: Final answer
    x = 53,717.31

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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.