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Finding the Third Proportional to 3,644,613.38 and 7,873,717.88

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Solution

The third proportional to 3,644,613.38 and 7,873,717.88 is: 17,010,153.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644,613.38 : 7,873,717.88 = 7,873,717.88 : x
  2. Step 2: Convert to fraction form
    3,644,613.38/7,873,717.88 = 7,873,717.88/x
  3. Step 3: Cross multiply
    3,644,613.38x = 7,873,717.88 × 7,873,717.88
  4. Step 4: Simplify right side
    3,644,613.38x = 61,995,433,175,094.52
  5. Step 5: Solve for x
    x = 61,995,433,175,094.52/3,644,613.38
  6. Step 6: Final answer
    x = 17,010,153.56

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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.