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Finding the Third Proportional to 58,494 and 79,965

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Solution

The third proportional to 58,494 and 79,965 is: 109,317.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,494 : 79,965 = 79,965 : x
  2. Step 2: Convert to fraction form
    58,494/79,965 = 79,965/x
  3. Step 3: Cross multiply
    58,494x = 79,965 × 79,965
  4. Step 4: Simplify right side
    58,494x = 6,394,401,225
  5. Step 5: Solve for x
    x = 6,394,401,225/58,494
  6. Step 6: Final answer
    x = 109,317.22

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.