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Finding the Third Proportional to 3,211,976 and 6,953,200

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Solution

The third proportional to 3,211,976 and 6,953,200 is: 15,052,101.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,976 : 6,953,200 = 6,953,200 : x
  2. Step 2: Convert to fraction form
    3,211,976/6,953,200 = 6,953,200/x
  3. Step 3: Cross multiply
    3,211,976x = 6,953,200 × 6,953,200
  4. Step 4: Simplify right side
    3,211,976x = 48,346,990,240,000
  5. Step 5: Solve for x
    x = 48,346,990,240,000/3,211,976
  6. Step 6: Final answer
    x = 15,052,101.96

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.