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Finding the Third Proportional to 245,933 and 361,866

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Solution

The third proportional to 245,933 and 361,866 is: 532,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,933 : 361,866 = 361,866 : x
  2. Step 2: Convert to fraction form
    245,933/361,866 = 361,866/x
  3. Step 3: Cross multiply
    245,933x = 361,866 × 361,866
  4. Step 4: Simplify right side
    245,933x = 130,947,001,956
  5. Step 5: Solve for x
    x = 130,947,001,956/245,933
  6. Step 6: Final answer
    x = 532,449.90

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.