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Finding the Third Proportional to 297.25 and 465

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Solution

The third proportional to 297.25 and 465 is: 727.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.25 : 465 = 465 : x
  2. Step 2: Convert to fraction form
    297.25/465 = 465/x
  3. Step 3: Cross multiply
    297.25x = 465 × 465
  4. Step 4: Simplify right side
    297.25x = 216,225
  5. Step 5: Solve for x
    x = 216,225/297.25
  6. Step 6: Final answer
    x = 727.42

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