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Finding the Third Proportional to 9,134 and 12,377

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Solution

The third proportional to 9,134 and 12,377 is: 16,771.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,134 : 12,377 = 12,377 : x
  2. Step 2: Convert to fraction form
    9,134/12,377 = 12,377/x
  3. Step 3: Cross multiply
    9,134x = 12,377 × 12,377
  4. Step 4: Simplify right side
    9,134x = 153,190,129
  5. Step 5: Solve for x
    x = 153,190,129/9,134
  6. Step 6: Final answer
    x = 16,771.42

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.