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Finding the Third Proportional to 37,389 and 80,802

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Solution

The third proportional to 37,389 and 80,802 is: 174,622.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,389 : 80,802 = 80,802 : x
  2. Step 2: Convert to fraction form
    37,389/80,802 = 80,802/x
  3. Step 3: Cross multiply
    37,389x = 80,802 × 80,802
  4. Step 4: Simplify right side
    37,389x = 6,528,963,204
  5. Step 5: Solve for x
    x = 6,528,963,204/37,389
  6. Step 6: Final answer
    x = 174,622.57

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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.