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Finding the Third Proportional to 373 and 447.50

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Solution

The third proportional to 373 and 447.50 is: 536.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    373 : 447.50 = 447.50 : x
  2. Step 2: Convert to fraction form
    373/447.50 = 447.50/x
  3. Step 3: Cross multiply
    373x = 447.50 × 447.50
  4. Step 4: Simplify right side
    373x = 200,256.25
  5. Step 5: Solve for x
    x = 200,256.25/373
  6. Step 6: Final answer
    x = 536.88

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Why These Related Problems?

These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.