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Finding the Third Proportional to 263,529.75 and 579,538.50

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Solution

The third proportional to 263,529.75 and 579,538.50 is: 1,274,485.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,529.75 : 579,538.50 = 579,538.50 : x
  2. Step 2: Convert to fraction form
    263,529.75/579,538.50 = 579,538.50/x
  3. Step 3: Cross multiply
    263,529.75x = 579,538.50 × 579,538.50
  4. Step 4: Simplify right side
    263,529.75x = 335,864,872,982.25
  5. Step 5: Solve for x
    x = 335,864,872,982.25/263,529.75
  6. Step 6: Final answer
    x = 1,274,485.61

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.