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Finding the Third Proportional to 1,810,815.75 and 3,770,388

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Solution

The third proportional to 1,810,815.75 and 3,770,388 is: 7,850,509.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,815.75 : 3,770,388 = 3,770,388 : x
  2. Step 2: Convert to fraction form
    1,810,815.75/3,770,388 = 3,770,388/x
  3. Step 3: Cross multiply
    1,810,815.75x = 3,770,388 × 3,770,388
  4. Step 4: Simplify right side
    1,810,815.75x = 14,215,825,670,544
  5. Step 5: Solve for x
    x = 14,215,825,670,544/1,810,815.75
  6. Step 6: Final answer
    x = 7,850,509.18

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.