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Finding the Third Proportional to 36,592.50 and 78,733

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Solution

The third proportional to 36,592.50 and 78,733 is: 169,403.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,592.50 : 78,733 = 78,733 : x
  2. Step 2: Convert to fraction form
    36,592.50/78,733 = 78,733/x
  3. Step 3: Cross multiply
    36,592.50x = 78,733 × 78,733
  4. Step 4: Simplify right side
    36,592.50x = 6,198,885,289
  5. Step 5: Solve for x
    x = 6,198,885,289/36,592.50
  6. Step 6: Final answer
    x = 169,403.16

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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.