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Finding the Third Proportional to 10,489,491 and 16,200,067.50

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Solution

The third proportional to 10,489,491 and 16,200,067.50 is: 25,019,534.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,489,491 : 16,200,067.50 = 16,200,067.50 : x
  2. Step 2: Convert to fraction form
    10,489,491/16,200,067.50 = 16,200,067.50/x
  3. Step 3: Cross multiply
    10,489,491x = 16,200,067.50 × 16,200,067.50
  4. Step 4: Simplify right side
    10,489,491x = 262,442,187,004,556.25
  5. Step 5: Solve for x
    x = 262,442,187,004,556.25/10,489,491
  6. Step 6: Final answer
    x = 25,019,534.98

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.