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Finding the Third Proportional to 36,253.50 and 79,717.50

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Solution

The third proportional to 36,253.50 and 79,717.50 is: 175,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,253.50 : 79,717.50 = 79,717.50 : x
  2. Step 2: Convert to fraction form
    36,253.50/79,717.50 = 79,717.50/x
  3. Step 3: Cross multiply
    36,253.50x = 79,717.50 × 79,717.50
  4. Step 4: Simplify right side
    36,253.50x = 6,354,879,806.25
  5. Step 5: Solve for x
    x = 6,354,879,806.25/36,253.50
  6. Step 6: Final answer
    x = 175,290.10

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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.