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Finding the Third Proportional to 228,313 and 363,611

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Solution

The third proportional to 228,313 and 363,611 is: 579,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,313 : 363,611 = 363,611 : x
  2. Step 2: Convert to fraction form
    228,313/363,611 = 363,611/x
  3. Step 3: Cross multiply
    228,313x = 363,611 × 363,611
  4. Step 4: Simplify right side
    228,313x = 132,212,959,321
  5. Step 5: Solve for x
    x = 132,212,959,321/228,313
  6. Step 6: Final answer
    x = 579,086.43

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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.