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Finding the Third Proportional to 9,295,828 and 20,135,316

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Solution

The third proportional to 9,295,828 and 20,135,316 is: 43,614,291.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295,828 : 20,135,316 = 20,135,316 : x
  2. Step 2: Convert to fraction form
    9,295,828/20,135,316 = 20,135,316/x
  3. Step 3: Cross multiply
    9,295,828x = 20,135,316 × 20,135,316
  4. Step 4: Simplify right side
    9,295,828x = 405,430,950,419,856
  5. Step 5: Solve for x
    x = 405,430,950,419,856/9,295,828
  6. Step 6: Final answer
    x = 43,614,291.32

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.