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Finding the Third Proportional to 9,090,806 and 20,199,522

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Solution

The third proportional to 9,090,806 and 20,199,522 is: 44,882,784.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090,806 : 20,199,522 = 20,199,522 : x
  2. Step 2: Convert to fraction form
    9,090,806/20,199,522 = 20,199,522/x
  3. Step 3: Cross multiply
    9,090,806x = 20,199,522 × 20,199,522
  4. Step 4: Simplify right side
    9,090,806x = 408,020,689,028,484
  5. Step 5: Solve for x
    x = 408,020,689,028,484/9,090,806
  6. Step 6: Final answer
    x = 44,882,784.76

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.