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Finding the Third Proportional to 39,536 and 85,628

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Solution

The third proportional to 39,536 and 85,628 is: 185,455.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,536 : 85,628 = 85,628 : x
  2. Step 2: Convert to fraction form
    39,536/85,628 = 85,628/x
  3. Step 3: Cross multiply
    39,536x = 85,628 × 85,628
  4. Step 4: Simplify right side
    39,536x = 7,332,154,384
  5. Step 5: Solve for x
    x = 7,332,154,384/39,536
  6. Step 6: Final answer
    x = 185,455.14

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.