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Finding the Third Proportional to 19,929,287 and 43,580,847

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Solution

The third proportional to 19,929,287 and 43,580,847 is: 95,301,463.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,929,287 : 43,580,847 = 43,580,847 : x
  2. Step 2: Convert to fraction form
    19,929,287/43,580,847 = 43,580,847/x
  3. Step 3: Cross multiply
    19,929,287x = 43,580,847 × 43,580,847
  4. Step 4: Simplify right side
    19,929,287x = 1,899,290,225,237,409
  5. Step 5: Solve for x
    x = 1,899,290,225,237,409/19,929,287
  6. Step 6: Final answer
    x = 95,301,463.88

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.