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Finding the Third Proportional to 225,772 and 493,523

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Solution

The third proportional to 225,772 and 493,523 is: 1,078,809.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,772 : 493,523 = 493,523 : x
  2. Step 2: Convert to fraction form
    225,772/493,523 = 493,523/x
  3. Step 3: Cross multiply
    225,772x = 493,523 × 493,523
  4. Step 4: Simplify right side
    225,772x = 243,564,951,529
  5. Step 5: Solve for x
    x = 243,564,951,529/225,772
  6. Step 6: Final answer
    x = 1,078,809.38

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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.