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Finding the Third Proportional to 225,771 and 493,521

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Solution

The third proportional to 225,771 and 493,521 is: 1,078,805.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,771 : 493,521 = 493,521 : x
  2. Step 2: Convert to fraction form
    225,771/493,521 = 493,521/x
  3. Step 3: Cross multiply
    225,771x = 493,521 × 493,521
  4. Step 4: Simplify right side
    225,771x = 243,562,977,441
  5. Step 5: Solve for x
    x = 243,562,977,441/225,771
  6. Step 6: Final answer
    x = 1,078,805.42

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.