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Finding the Third Proportional to 8,588,722 and 18,171,431

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Solution

The third proportional to 8,588,722 and 18,171,431 is: 38,445,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588,722 : 18,171,431 = 18,171,431 : x
  2. Step 2: Convert to fraction form
    8,588,722/18,171,431 = 18,171,431/x
  3. Step 3: Cross multiply
    8,588,722x = 18,171,431 × 18,171,431
  4. Step 4: Simplify right side
    8,588,722x = 330,200,904,587,761
  5. Step 5: Solve for x
    x = 330,200,904,587,761/8,588,722
  6. Step 6: Final answer
    x = 38,445,871.76

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.