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Finding the Third Proportional to 20,672 and 26,544

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Solution

The third proportional to 20,672 and 26,544 is: 34,083.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,672 : 26,544 = 26,544 : x
  2. Step 2: Convert to fraction form
    20,672/26,544 = 26,544/x
  3. Step 3: Cross multiply
    20,672x = 26,544 × 26,544
  4. Step 4: Simplify right side
    20,672x = 704,583,936
  5. Step 5: Solve for x
    x = 704,583,936/20,672
  6. Step 6: Final answer
    x = 34,083.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.