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Finding the Third Proportional to 144,756 and 322,722

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Solution

The third proportional to 144,756 and 322,722 is: 719,483.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,756 : 322,722 = 322,722 : x
  2. Step 2: Convert to fraction form
    144,756/322,722 = 322,722/x
  3. Step 3: Cross multiply
    144,756x = 322,722 × 322,722
  4. Step 4: Simplify right side
    144,756x = 104,149,489,284
  5. Step 5: Solve for x
    x = 104,149,489,284/144,756
  6. Step 6: Final answer
    x = 719,483.06

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.