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Finding the Third Proportional to 523,880 and 800,856

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Solution

The third proportional to 523,880 and 800,856 is: 1,224,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,880 : 800,856 = 800,856 : x
  2. Step 2: Convert to fraction form
    523,880/800,856 = 800,856/x
  3. Step 3: Cross multiply
    523,880x = 800,856 × 800,856
  4. Step 4: Simplify right side
    523,880x = 641,370,332,736
  5. Step 5: Solve for x
    x = 641,370,332,736/523,880
  6. Step 6: Final answer
    x = 1,224,269.55

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.