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Finding the Third Proportional to 21,019,024 and 45,279,344

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Solution

The third proportional to 21,019,024 and 45,279,344 is: 97,541,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,019,024 : 45,279,344 = 45,279,344 : x
  2. Step 2: Convert to fraction form
    21,019,024/45,279,344 = 45,279,344/x
  3. Step 3: Cross multiply
    21,019,024x = 45,279,344 × 45,279,344
  4. Step 4: Simplify right side
    21,019,024x = 2,050,218,993,070,336
  5. Step 5: Solve for x
    x = 2,050,218,993,070,336/21,019,024
  6. Step 6: Final answer
    x = 97,541,112.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.