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Finding the Third Proportional to 3,873,883.69 and 8,445,284.44

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Solution

The third proportional to 3,873,883.69 and 8,445,284.44 is: 18,411,195.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873,883.69 : 8,445,284.44 = 8,445,284.44 : x
  2. Step 2: Convert to fraction form
    3,873,883.69/8,445,284.44 = 8,445,284.44/x
  3. Step 3: Cross multiply
    3,873,883.69x = 8,445,284.44 × 8,445,284.44
  4. Step 4: Simplify right side
    3,873,883.69x = 71,322,829,230,279.69
  5. Step 5: Solve for x
    x = 71,322,829,230,279.69/3,873,883.69
  6. Step 6: Final answer
    x = 18,411,195.32

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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.