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Finding the Third Proportional to 18,954,324 and 40,934,718

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Solution

The third proportional to 18,954,324 and 40,934,718 is: 88,404,690.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,954,324 : 40,934,718 = 40,934,718 : x
  2. Step 2: Convert to fraction form
    18,954,324/40,934,718 = 40,934,718/x
  3. Step 3: Cross multiply
    18,954,324x = 40,934,718 × 40,934,718
  4. Step 4: Simplify right side
    18,954,324x = 1,675,651,137,739,524
  5. Step 5: Solve for x
    x = 1,675,651,137,739,524/18,954,324
  6. Step 6: Final answer
    x = 88,404,690.02

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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.