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Finding the Third Proportional to 266,970 and 580,110

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Solution

The third proportional to 266,970 and 580,110 is: 1,260,544.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,970 : 580,110 = 580,110 : x
  2. Step 2: Convert to fraction form
    266,970/580,110 = 580,110/x
  3. Step 3: Cross multiply
    266,970x = 580,110 × 580,110
  4. Step 4: Simplify right side
    266,970x = 336,527,612,100
  5. Step 5: Solve for x
    x = 336,527,612,100/266,970
  6. Step 6: Final answer
    x = 1,260,544.68

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.