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Finding the Third Proportional to 337 and 411.50

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Solution

The third proportional to 337 and 411.50 is: 502.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    337 : 411.50 = 411.50 : x
  2. Step 2: Convert to fraction form
    337/411.50 = 411.50/x
  3. Step 3: Cross multiply
    337x = 411.50 × 411.50
  4. Step 4: Simplify right side
    337x = 169,332.25
  5. Step 5: Solve for x
    x = 169,332.25/337
  6. Step 6: Final answer
    x = 502.47

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These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.