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Finding the Third Proportional to 10,198,900.69 and 20,995,652.25

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Solution

The third proportional to 10,198,900.69 and 20,995,652.25 is: 43,222,051.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198,900.69 : 20,995,652.25 = 20,995,652.25 : x
  2. Step 2: Convert to fraction form
    10,198,900.69/20,995,652.25 = 20,995,652.25/x
  3. Step 3: Cross multiply
    10,198,900.69x = 20,995,652.25 × 20,995,652.25
  4. Step 4: Simplify right side
    10,198,900.69x = 440,817,413,402,930.06
  5. Step 5: Solve for x
    x = 440,817,413,402,930.06/10,198,900.69
  6. Step 6: Final answer
    x = 43,222,051.76

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.