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Finding the Third Proportional to 106,486 and 164,858

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Solution

The third proportional to 106,486 and 164,858 is: 255,227.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,486 : 164,858 = 164,858 : x
  2. Step 2: Convert to fraction form
    106,486/164,858 = 164,858/x
  3. Step 3: Cross multiply
    106,486x = 164,858 × 164,858
  4. Step 4: Simplify right side
    106,486x = 27,178,160,164
  5. Step 5: Solve for x
    x = 27,178,160,164/106,486
  6. Step 6: Final answer
    x = 255,227.54

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.