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Finding the Third Proportional to 17,618 and 24,778

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Solution

The third proportional to 17,618 and 24,778 is: 34,847.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618 : 24,778 = 24,778 : x
  2. Step 2: Convert to fraction form
    17,618/24,778 = 24,778/x
  3. Step 3: Cross multiply
    17,618x = 24,778 × 24,778
  4. Step 4: Simplify right side
    17,618x = 613,949,284
  5. Step 5: Solve for x
    x = 613,949,284/17,618
  6. Step 6: Final answer
    x = 34,847.84

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.