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Finding the Third Proportional to 84,675 and 183,942

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Solution

The third proportional to 84,675 and 183,942 is: 399,582.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,675 : 183,942 = 183,942 : x
  2. Step 2: Convert to fraction form
    84,675/183,942 = 183,942/x
  3. Step 3: Cross multiply
    84,675x = 183,942 × 183,942
  4. Step 4: Simplify right side
    84,675x = 33,834,659,364
  5. Step 5: Solve for x
    x = 33,834,659,364/84,675
  6. Step 6: Final answer
    x = 399,582.63

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.