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Finding the Third Proportional to 10,388,108.25 and 15,524,021.25

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Solution

The third proportional to 10,388,108.25 and 15,524,021.25 is: 23,199,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388,108.25 : 15,524,021.25 = 15,524,021.25 : x
  2. Step 2: Convert to fraction form
    10,388,108.25/15,524,021.25 = 15,524,021.25/x
  3. Step 3: Cross multiply
    10,388,108.25x = 15,524,021.25 × 15,524,021.25
  4. Step 4: Simplify right side
    10,388,108.25x = 240,995,235,770,451.56
  5. Step 5: Solve for x
    x = 240,995,235,770,451.56/10,388,108.25
  6. Step 6: Final answer
    x = 23,199,145.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.