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Finding the Third Proportional to 4,405,542 and 9,340,338

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Solution

The third proportional to 4,405,542 and 9,340,338 is: 19,802,765.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405,542 : 9,340,338 = 9,340,338 : x
  2. Step 2: Convert to fraction form
    4,405,542/9,340,338 = 9,340,338/x
  3. Step 3: Cross multiply
    4,405,542x = 9,340,338 × 9,340,338
  4. Step 4: Simplify right side
    4,405,542x = 87,241,913,954,244
  5. Step 5: Solve for x
    x = 87,241,913,954,244/4,405,542
  6. Step 6: Final answer
    x = 19,802,765.23

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.