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Finding the Third Proportional to 10,280,979 and 22,579,898

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Solution

The third proportional to 10,280,979 and 22,579,898 is: 49,591,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280,979 : 22,579,898 = 22,579,898 : x
  2. Step 2: Convert to fraction form
    10,280,979/22,579,898 = 22,579,898/x
  3. Step 3: Cross multiply
    10,280,979x = 22,579,898 × 22,579,898
  4. Step 4: Simplify right side
    10,280,979x = 509,851,793,690,404
  5. Step 5: Solve for x
    x = 509,851,793,690,404/10,280,979
  6. Step 6: Final answer
    x = 49,591,755.19

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.