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Finding the Third Proportional to 8,680,132 and 18,556,066

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Solution

The third proportional to 8,680,132 and 18,556,066 is: 39,668,473.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,680,132 : 18,556,066 = 18,556,066 : x
  2. Step 2: Convert to fraction form
    8,680,132/18,556,066 = 18,556,066/x
  3. Step 3: Cross multiply
    8,680,132x = 18,556,066 × 18,556,066
  4. Step 4: Simplify right side
    8,680,132x = 344,327,585,396,356
  5. Step 5: Solve for x
    x = 344,327,585,396,356/8,680,132
  6. Step 6: Final answer
    x = 39,668,473.41

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.