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Finding the Third Proportional to 283,884 and 618,168

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Solution

The third proportional to 283,884 and 618,168 is: 1,346,083.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,884 : 618,168 = 618,168 : x
  2. Step 2: Convert to fraction form
    283,884/618,168 = 618,168/x
  3. Step 3: Cross multiply
    283,884x = 618,168 × 618,168
  4. Step 4: Simplify right side
    283,884x = 382,131,676,224
  5. Step 5: Solve for x
    x = 382,131,676,224/283,884
  6. Step 6: Final answer
    x = 1,346,083.88

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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.