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Finding the Third Proportional to 59,191 and 79,749

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Solution

The third proportional to 59,191 and 79,749 is: 107,447.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,191 : 79,749 = 79,749 : x
  2. Step 2: Convert to fraction form
    59,191/79,749 = 79,749/x
  3. Step 3: Cross multiply
    59,191x = 79,749 × 79,749
  4. Step 4: Simplify right side
    59,191x = 6,359,903,001
  5. Step 5: Solve for x
    x = 6,359,903,001/59,191
  6. Step 6: Final answer
    x = 107,447.13

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.