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Finding the Third Proportional to 3,370,291 and 7,212,973

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Solution

The third proportional to 3,370,291 and 7,212,973 is: 15,436,939.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370,291 : 7,212,973 = 7,212,973 : x
  2. Step 2: Convert to fraction form
    3,370,291/7,212,973 = 7,212,973/x
  3. Step 3: Cross multiply
    3,370,291x = 7,212,973 × 7,212,973
  4. Step 4: Simplify right side
    3,370,291x = 52,026,979,498,729
  5. Step 5: Solve for x
    x = 52,026,979,498,729/3,370,291
  6. Step 6: Final answer
    x = 15,436,939.87

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.