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Finding the Third Proportional to 11,613,800.25 and 18,055,578.38

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Solution

The third proportional to 11,613,800.25 and 18,055,578.38 is: 28,070,390.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613,800.25 : 18,055,578.38 = 18,055,578.38 : x
  2. Step 2: Convert to fraction form
    11,613,800.25/18,055,578.38 = 18,055,578.38/x
  3. Step 3: Cross multiply
    11,613,800.25x = 18,055,578.38 × 18,055,578.38
  4. Step 4: Simplify right side
    11,613,800.25x = 326,003,910,455,767.62
  5. Step 5: Solve for x
    x = 326,003,910,455,767.62/11,613,800.25
  6. Step 6: Final answer
    x = 28,070,390.69

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.