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Finding the Third Proportional to 10,556,221 and 22,732,189

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Solution

The third proportional to 10,556,221 and 22,732,189 is: 48,952,406.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556,221 : 22,732,189 = 22,732,189 : x
  2. Step 2: Convert to fraction form
    10,556,221/22,732,189 = 22,732,189/x
  3. Step 3: Cross multiply
    10,556,221x = 22,732,189 × 22,732,189
  4. Step 4: Simplify right side
    10,556,221x = 516,752,416,731,721
  5. Step 5: Solve for x
    x = 516,752,416,731,721/10,556,221
  6. Step 6: Final answer
    x = 48,952,406.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.