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Finding the Third Proportional to 37,385 and 82,153

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Solution

The third proportional to 37,385 and 82,153 is: 180,530.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,385 : 82,153 = 82,153 : x
  2. Step 2: Convert to fraction form
    37,385/82,153 = 82,153/x
  3. Step 3: Cross multiply
    37,385x = 82,153 × 82,153
  4. Step 4: Simplify right side
    37,385x = 6,749,115,409
  5. Step 5: Solve for x
    x = 6,749,115,409/37,385
  6. Step 6: Final answer
    x = 180,530.04

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.