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Finding the Third Proportional to 38,379 and 82,263

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Solution

The third proportional to 38,379 and 82,263 is: 176,325.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,379 : 82,263 = 82,263 : x
  2. Step 2: Convert to fraction form
    38,379/82,263 = 82,263/x
  3. Step 3: Cross multiply
    38,379x = 82,263 × 82,263
  4. Step 4: Simplify right side
    38,379x = 6,767,201,169
  5. Step 5: Solve for x
    x = 6,767,201,169/38,379
  6. Step 6: Final answer
    x = 176,325.63

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.