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Finding the Third Proportional to 19,974,966 and 43,096,620

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Solution

The third proportional to 19,974,966 and 43,096,620 is: 92,982,318.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974,966 : 43,096,620 = 43,096,620 : x
  2. Step 2: Convert to fraction form
    19,974,966/43,096,620 = 43,096,620/x
  3. Step 3: Cross multiply
    19,974,966x = 43,096,620 × 43,096,620
  4. Step 4: Simplify right side
    19,974,966x = 1,857,318,655,424,400
  5. Step 5: Solve for x
    x = 1,857,318,655,424,400/19,974,966
  6. Step 6: Final answer
    x = 92,982,318.74

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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.