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Finding the Third Proportional to 9,697,084.88 and 21,096,687.38

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Solution

The third proportional to 9,697,084.88 and 21,096,687.38 is: 45,897,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,697,084.88 : 21,096,687.38 = 21,096,687.38 : x
  2. Step 2: Convert to fraction form
    9,697,084.88/21,096,687.38 = 21,096,687.38/x
  3. Step 3: Cross multiply
    9,697,084.88x = 21,096,687.38 × 21,096,687.38
  4. Step 4: Simplify right side
    9,697,084.88x = 445,070,218,198,484.38
  5. Step 5: Solve for x
    x = 445,070,218,198,484.38/9,697,084.88
  6. Step 6: Final answer
    x = 45,897,321.10

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.