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Finding the Third Proportional to 36,535 and 78,529

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Solution

The third proportional to 36,535 and 78,529 is: 168,791.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,535 : 78,529 = 78,529 : x
  2. Step 2: Convert to fraction form
    36,535/78,529 = 78,529/x
  3. Step 3: Cross multiply
    36,535x = 78,529 × 78,529
  4. Step 4: Simplify right side
    36,535x = 6,166,803,841
  5. Step 5: Solve for x
    x = 6,166,803,841/36,535
  6. Step 6: Final answer
    x = 168,791.67

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.