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Finding the Third Proportional to 282,002 and 436,869

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Solution

The third proportional to 282,002 and 436,869 is: 676,784.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,002 : 436,869 = 436,869 : x
  2. Step 2: Convert to fraction form
    282,002/436,869 = 436,869/x
  3. Step 3: Cross multiply
    282,002x = 436,869 × 436,869
  4. Step 4: Simplify right side
    282,002x = 190,854,523,161
  5. Step 5: Solve for x
    x = 190,854,523,161/282,002
  6. Step 6: Final answer
    x = 676,784.29

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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.