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Finding the Third Proportional to 17,573 and 27,313.50

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Solution

The third proportional to 17,573 and 27,313.50 is: 42,453.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,573 : 27,313.50 = 27,313.50 : x
  2. Step 2: Convert to fraction form
    17,573/27,313.50 = 27,313.50/x
  3. Step 3: Cross multiply
    17,573x = 27,313.50 × 27,313.50
  4. Step 4: Simplify right side
    17,573x = 746,027,282.25
  5. Step 5: Solve for x
    x = 746,027,282.25/17,573
  6. Step 6: Final answer
    x = 42,453.04

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.