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Finding the Third Proportional to 9,452,781 and 20,616,570

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Solution

The third proportional to 9,452,781 and 20,616,570 is: 44,964,858.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,452,781 : 20,616,570 = 20,616,570 : x
  2. Step 2: Convert to fraction form
    9,452,781/20,616,570 = 20,616,570/x
  3. Step 3: Cross multiply
    9,452,781x = 20,616,570 × 20,616,570
  4. Step 4: Simplify right side
    9,452,781x = 425,042,958,564,900
  5. Step 5: Solve for x
    x = 425,042,958,564,900/9,452,781
  6. Step 6: Final answer
    x = 44,964,858.34

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.