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Finding the Third Proportional to 50,242 and 79,975.25

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Solution

The third proportional to 50,242 and 79,975.25 is: 127,304.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,242 : 79,975.25 = 79,975.25 : x
  2. Step 2: Convert to fraction form
    50,242/79,975.25 = 79,975.25/x
  3. Step 3: Cross multiply
    50,242x = 79,975.25 × 79,975.25
  4. Step 4: Simplify right side
    50,242x = 6,396,040,612.56
  5. Step 5: Solve for x
    x = 6,396,040,612.56/50,242
  6. Step 6: Final answer
    x = 127,304.66

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.