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Finding the Third Proportional to 43,466 and 91,679.50

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Solution

The third proportional to 43,466 and 91,679.50 is: 193,372.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,466 : 91,679.50 = 91,679.50 : x
  2. Step 2: Convert to fraction form
    43,466/91,679.50 = 91,679.50/x
  3. Step 3: Cross multiply
    43,466x = 91,679.50 × 91,679.50
  4. Step 4: Simplify right side
    43,466x = 8,405,130,720.25
  5. Step 5: Solve for x
    x = 8,405,130,720.25/43,466
  6. Step 6: Final answer
    x = 193,372.54

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.