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Finding the Third Proportional to 103,578 and 227,460

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Solution

The third proportional to 103,578 and 227,460 is: 499,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,578 : 227,460 = 227,460 : x
  2. Step 2: Convert to fraction form
    103,578/227,460 = 227,460/x
  3. Step 3: Cross multiply
    103,578x = 227,460 × 227,460
  4. Step 4: Simplify right side
    103,578x = 51,738,051,600
  5. Step 5: Solve for x
    x = 51,738,051,600/103,578
  6. Step 6: Final answer
    x = 499,508.12

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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.