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Finding the Third Proportional to 18,954,348 and 40,934,760

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Solution

The third proportional to 18,954,348 and 40,934,760 is: 88,404,759.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,954,348 : 40,934,760 = 40,934,760 : x
  2. Step 2: Convert to fraction form
    18,954,348/40,934,760 = 40,934,760/x
  3. Step 3: Cross multiply
    18,954,348x = 40,934,760 × 40,934,760
  4. Step 4: Simplify right side
    18,954,348x = 1,675,654,576,257,600
  5. Step 5: Solve for x
    x = 1,675,654,576,257,600/18,954,348
  6. Step 6: Final answer
    x = 88,404,759.49

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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.