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Finding the Third Proportional to 14,376 and 17,544

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Solution

The third proportional to 14,376 and 17,544 is: 21,410.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,376 : 17,544 = 17,544 : x
  2. Step 2: Convert to fraction form
    14,376/17,544 = 17,544/x
  3. Step 3: Cross multiply
    14,376x = 17,544 × 17,544
  4. Step 4: Simplify right side
    14,376x = 307,791,936
  5. Step 5: Solve for x
    x = 307,791,936/14,376
  6. Step 6: Final answer
    x = 21,410.12

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Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.