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Finding the Third Proportional to 92,364 and 199,672

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Solution

The third proportional to 92,364 and 199,672 is: 431,649.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,364 : 199,672 = 199,672 : x
  2. Step 2: Convert to fraction form
    92,364/199,672 = 199,672/x
  3. Step 3: Cross multiply
    92,364x = 199,672 × 199,672
  4. Step 4: Simplify right side
    92,364x = 39,868,907,584
  5. Step 5: Solve for x
    x = 39,868,907,584/92,364
  6. Step 6: Final answer
    x = 431,649.86

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.