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Finding the Third Proportional to 275,274.75 and 407,795.25

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Solution

The third proportional to 275,274.75 and 407,795.25 is: 604,112.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,274.75 : 407,795.25 = 407,795.25 : x
  2. Step 2: Convert to fraction form
    275,274.75/407,795.25 = 407,795.25/x
  3. Step 3: Cross multiply
    275,274.75x = 407,795.25 × 407,795.25
  4. Step 4: Simplify right side
    275,274.75x = 166,296,965,922.56
  5. Step 5: Solve for x
    x = 166,296,965,922.56/275,274.75
  6. Step 6: Final answer
    x = 604,112.68

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.