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Finding the Third Proportional to 33,396 and 51,353

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Solution

The third proportional to 33,396 and 51,353 is: 78,965.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,396 : 51,353 = 51,353 : x
  2. Step 2: Convert to fraction form
    33,396/51,353 = 51,353/x
  3. Step 3: Cross multiply
    33,396x = 51,353 × 51,353
  4. Step 4: Simplify right side
    33,396x = 2,637,130,609
  5. Step 5: Solve for x
    x = 2,637,130,609/33,396
  6. Step 6: Final answer
    x = 78,965.46

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.