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Finding the Third Proportional to 12,176 and 17,412

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Solution

The third proportional to 12,176 and 17,412 is: 24,899.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176 : 17,412 = 17,412 : x
  2. Step 2: Convert to fraction form
    12,176/17,412 = 17,412/x
  3. Step 3: Cross multiply
    12,176x = 17,412 × 17,412
  4. Step 4: Simplify right side
    12,176x = 303,177,744
  5. Step 5: Solve for x
    x = 303,177,744/12,176
  6. Step 6: Final answer
    x = 24,899.62

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.