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Finding the Third Proportional to 33,779 and 74,044

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Solution

The third proportional to 33,779 and 74,044 is: 162,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,779 : 74,044 = 74,044 : x
  2. Step 2: Convert to fraction form
    33,779/74,044 = 74,044/x
  3. Step 3: Cross multiply
    33,779x = 74,044 × 74,044
  4. Step 4: Simplify right side
    33,779x = 5,482,513,936
  5. Step 5: Solve for x
    x = 5,482,513,936/33,779
  6. Step 6: Final answer
    x = 162,305.39

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.