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Finding the Third Proportional to 1,511,904.75 and 2,340,990

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Solution

The third proportional to 1,511,904.75 and 2,340,990 is: 3,624,721.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,904.75 : 2,340,990 = 2,340,990 : x
  2. Step 2: Convert to fraction form
    1,511,904.75/2,340,990 = 2,340,990/x
  3. Step 3: Cross multiply
    1,511,904.75x = 2,340,990 × 2,340,990
  4. Step 4: Simplify right side
    1,511,904.75x = 5,480,234,180,100
  5. Step 5: Solve for x
    x = 5,480,234,180,100/1,511,904.75
  6. Step 6: Final answer
    x = 3,624,721.85

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.