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Finding the Third Proportional to 33.63 and 87.50

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Solution

The third proportional to 33.63 and 87.50 is: 227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.63 : 87.50 = 87.50 : x
  2. Step 2: Convert to fraction form
    33.63/87.50 = 87.50/x
  3. Step 3: Cross multiply
    33.63x = 87.50 × 87.50
  4. Step 4: Simplify right side
    33.63x = 7,656.25
  5. Step 5: Solve for x
    x = 7,656.25/33.63
  6. Step 6: Final answer
    x = 227.70

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Why These Related Problems?

These problems maintain the same ratio (2.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.