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Finding the Third Proportional to 80,452 and 120,522

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Solution

The third proportional to 80,452 and 120,522 is: 180,549.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,452 : 120,522 = 120,522 : x
  2. Step 2: Convert to fraction form
    80,452/120,522 = 120,522/x
  3. Step 3: Cross multiply
    80,452x = 120,522 × 120,522
  4. Step 4: Simplify right side
    80,452x = 14,525,552,484
  5. Step 5: Solve for x
    x = 14,525,552,484/80,452
  6. Step 6: Final answer
    x = 180,549.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.