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Finding the Third Proportional to 82,236 and 170,956

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Solution

The third proportional to 82,236 and 170,956 is: 355,391.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,236 : 170,956 = 170,956 : x
  2. Step 2: Convert to fraction form
    82,236/170,956 = 170,956/x
  3. Step 3: Cross multiply
    82,236x = 170,956 × 170,956
  4. Step 4: Simplify right side
    82,236x = 29,225,953,936
  5. Step 5: Solve for x
    x = 29,225,953,936/82,236
  6. Step 6: Final answer
    x = 355,391.24

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.