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Finding the Third Proportional to 42,227 and 92,230

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Solution

The third proportional to 42,227 and 92,230 is: 201,443.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,227 : 92,230 = 92,230 : x
  2. Step 2: Convert to fraction form
    42,227/92,230 = 92,230/x
  3. Step 3: Cross multiply
    42,227x = 92,230 × 92,230
  4. Step 4: Simplify right side
    42,227x = 8,506,372,900
  5. Step 5: Solve for x
    x = 8,506,372,900/42,227
  6. Step 6: Final answer
    x = 201,443.93

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.