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Finding the Third Proportional to 20,133,826 and 30,202,926

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Solution

The third proportional to 20,133,826 and 30,202,926 is: 45,307,669.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,133,826 : 30,202,926 = 30,202,926 : x
  2. Step 2: Convert to fraction form
    20,133,826/30,202,926 = 30,202,926/x
  3. Step 3: Cross multiply
    20,133,826x = 30,202,926 × 30,202,926
  4. Step 4: Simplify right side
    20,133,826x = 912,216,738,961,476
  5. Step 5: Solve for x
    x = 912,216,738,961,476/20,133,826
  6. Step 6: Final answer
    x = 45,307,669.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.