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Finding the Third Proportional to 20,015,772 and 40,588,510.50

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Solution

The third proportional to 20,015,772 and 40,588,510.50 is: 82,306,452.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,015,772 : 40,588,510.50 = 40,588,510.50 : x
  2. Step 2: Convert to fraction form
    20,015,772/40,588,510.50 = 40,588,510.50/x
  3. Step 3: Cross multiply
    20,015,772x = 40,588,510.50 × 40,588,510.50
  4. Step 4: Simplify right side
    20,015,772x = 1,647,427,184,608,610.25
  5. Step 5: Solve for x
    x = 1,647,427,184,608,610.25/20,015,772
  6. Step 6: Final answer
    x = 82,306,452.36

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.