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Finding the Third Proportional to 33,358 and 51,633

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Solution

The third proportional to 33,358 and 51,633 is: 79,919.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,358 : 51,633 = 51,633 : x
  2. Step 2: Convert to fraction form
    33,358/51,633 = 51,633/x
  3. Step 3: Cross multiply
    33,358x = 51,633 × 51,633
  4. Step 4: Simplify right side
    33,358x = 2,665,966,689
  5. Step 5: Solve for x
    x = 2,665,966,689/33,358
  6. Step 6: Final answer
    x = 79,919.86

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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.