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Finding the Third Proportional to 3,383,385.19 and 7,276,636.69

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Solution

The third proportional to 3,383,385.19 and 7,276,636.69 is: 15,649,841.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383,385.19 : 7,276,636.69 = 7,276,636.69 : x
  2. Step 2: Convert to fraction form
    3,383,385.19/7,276,636.69 = 7,276,636.69/x
  3. Step 3: Cross multiply
    3,383,385.19x = 7,276,636.69 × 7,276,636.69
  4. Step 4: Simplify right side
    3,383,385.19x = 52,949,441,481,870.97
  5. Step 5: Solve for x
    x = 52,949,441,481,870.97/3,383,385.19
  6. Step 6: Final answer
    x = 15,649,841.37

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.