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Finding the Third Proportional to 283,508 and 616,828

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Solution

The third proportional to 283,508 and 616,828 is: 1,342,031.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,508 : 616,828 = 616,828 : x
  2. Step 2: Convert to fraction form
    283,508/616,828 = 616,828/x
  3. Step 3: Cross multiply
    283,508x = 616,828 × 616,828
  4. Step 4: Simplify right side
    283,508x = 380,476,781,584
  5. Step 5: Solve for x
    x = 380,476,781,584/283,508
  6. Step 6: Final answer
    x = 1,342,031.91

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.