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Finding the Third Proportional to 168,744 and 252,648

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Solution

The third proportional to 168,744 and 252,648 is: 378,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,744 : 252,648 = 252,648 : x
  2. Step 2: Convert to fraction form
    168,744/252,648 = 252,648/x
  3. Step 3: Cross multiply
    168,744x = 252,648 × 252,648
  4. Step 4: Simplify right side
    168,744x = 63,831,011,904
  5. Step 5: Solve for x
    x = 63,831,011,904/168,744
  6. Step 6: Final answer
    x = 378,271.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.