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Finding the Third Proportional to 1,945,530 and 2,771,444.25

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Solution

The third proportional to 1,945,530 and 2,771,444.25 is: 3,947,974.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,530 : 2,771,444.25 = 2,771,444.25 : x
  2. Step 2: Convert to fraction form
    1,945,530/2,771,444.25 = 2,771,444.25/x
  3. Step 3: Cross multiply
    1,945,530x = 2,771,444.25 × 2,771,444.25
  4. Step 4: Simplify right side
    1,945,530x = 7,680,903,230,858.06
  5. Step 5: Solve for x
    x = 7,680,903,230,858.06/1,945,530
  6. Step 6: Final answer
    x = 3,947,974.71

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.