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Finding the Third Proportional to 13,830,723 and 20,297,676

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Solution

The third proportional to 13,830,723 and 20,297,676 is: 29,788,439.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,830,723 : 20,297,676 = 20,297,676 : x
  2. Step 2: Convert to fraction form
    13,830,723/20,297,676 = 20,297,676/x
  3. Step 3: Cross multiply
    13,830,723x = 20,297,676 × 20,297,676
  4. Step 4: Simplify right side
    13,830,723x = 411,995,651,000,976
  5. Step 5: Solve for x
    x = 411,995,651,000,976/13,830,723
  6. Step 6: Final answer
    x = 29,788,439.19

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.