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Finding the Third Proportional to 223,579 and 332,330

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Solution

The third proportional to 223,579 and 332,330 is: 493,978.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,579 : 332,330 = 332,330 : x
  2. Step 2: Convert to fraction form
    223,579/332,330 = 332,330/x
  3. Step 3: Cross multiply
    223,579x = 332,330 × 332,330
  4. Step 4: Simplify right side
    223,579x = 110,443,228,900
  5. Step 5: Solve for x
    x = 110,443,228,900/223,579
  6. Step 6: Final answer
    x = 493,978.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.