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Finding the Third Proportional to 283,595 and 439,336

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Solution

The third proportional to 283,595 and 439,336 is: 680,604.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,595 : 439,336 = 439,336 : x
  2. Step 2: Convert to fraction form
    283,595/439,336 = 439,336/x
  3. Step 3: Cross multiply
    283,595x = 439,336 × 439,336
  4. Step 4: Simplify right side
    283,595x = 193,016,120,896
  5. Step 5: Solve for x
    x = 193,016,120,896/283,595
  6. Step 6: Final answer
    x = 680,604.81

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.