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Finding the Third Proportional to 279,738 and 444,888

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Solution

The third proportional to 279,738 and 444,888 is: 707,538.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,738 : 444,888 = 444,888 : x
  2. Step 2: Convert to fraction form
    279,738/444,888 = 444,888/x
  3. Step 3: Cross multiply
    279,738x = 444,888 × 444,888
  4. Step 4: Simplify right side
    279,738x = 197,925,332,544
  5. Step 5: Solve for x
    x = 197,925,332,544/279,738
  6. Step 6: Final answer
    x = 707,538.24

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.