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Finding the Third Proportional to 275,187.75 and 437,795.25

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Solution

The third proportional to 275,187.75 and 437,795.25 is: 696,486.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,187.75 : 437,795.25 = 437,795.25 : x
  2. Step 2: Convert to fraction form
    275,187.75/437,795.25 = 437,795.25/x
  3. Step 3: Cross multiply
    275,187.75x = 437,795.25 × 437,795.25
  4. Step 4: Simplify right side
    275,187.75x = 191,664,680,922.56
  5. Step 5: Solve for x
    x = 191,664,680,922.56/275,187.75
  6. Step 6: Final answer
    x = 696,486.97

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.