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Finding the Third Proportional to 297 and 462.50

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Solution

The third proportional to 297 and 462.50 is: 720.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    297 : 462.50 = 462.50 : x
  2. Step 2: Convert to fraction form
    297/462.50 = 462.50/x
  3. Step 3: Cross multiply
    297x = 462.50 × 462.50
  4. Step 4: Simplify right side
    297x = 213,906.25
  5. Step 5: Solve for x
    x = 213,906.25/297
  6. Step 6: Final answer
    x = 720.22

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.