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Finding the Third Proportional to 20,504,832 and 28,838,694

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Solution

The third proportional to 20,504,832 and 28,838,694 is: 40,559,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,504,832 : 28,838,694 = 28,838,694 : x
  2. Step 2: Convert to fraction form
    20,504,832/28,838,694 = 28,838,694/x
  3. Step 3: Cross multiply
    20,504,832x = 28,838,694 × 28,838,694
  4. Step 4: Simplify right side
    20,504,832x = 831,670,271,625,636
  5. Step 5: Solve for x
    x = 831,670,271,625,636/20,504,832
  6. Step 6: Final answer
    x = 40,559,721.32

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.