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Finding the Third Proportional to 48,482 and 66,344

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Solution

The third proportional to 48,482 and 66,344 is: 90,786.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,482 : 66,344 = 66,344 : x
  2. Step 2: Convert to fraction form
    48,482/66,344 = 66,344/x
  3. Step 3: Cross multiply
    48,482x = 66,344 × 66,344
  4. Step 4: Simplify right side
    48,482x = 4,401,526,336
  5. Step 5: Solve for x
    x = 4,401,526,336/48,482
  6. Step 6: Final answer
    x = 90,786.81

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.