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Finding the Third Proportional to 13,606 and 19,477

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Solution

The third proportional to 13,606 and 19,477 is: 27,881.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,606 : 19,477 = 19,477 : x
  2. Step 2: Convert to fraction form
    13,606/19,477 = 19,477/x
  3. Step 3: Cross multiply
    13,606x = 19,477 × 19,477
  4. Step 4: Simplify right side
    13,606x = 379,353,529
  5. Step 5: Solve for x
    x = 379,353,529/13,606
  6. Step 6: Final answer
    x = 27,881.34

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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.