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Finding the Third Proportional to 53,268 and 76,734

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Solution

The third proportional to 53,268 and 76,734 is: 110,537.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,268 : 76,734 = 76,734 : x
  2. Step 2: Convert to fraction form
    53,268/76,734 = 76,734/x
  3. Step 3: Cross multiply
    53,268x = 76,734 × 76,734
  4. Step 4: Simplify right side
    53,268x = 5,888,106,756
  5. Step 5: Solve for x
    x = 5,888,106,756/53,268
  6. Step 6: Final answer
    x = 110,537.41

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.