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Finding the Third Proportional to 296 and 469

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Solution

The third proportional to 296 and 469 is: 743.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    296 : 469 = 469 : x
  2. Step 2: Convert to fraction form
    296/469 = 469/x
  3. Step 3: Cross multiply
    296x = 469 × 469
  4. Step 4: Simplify right side
    296x = 219,961
  5. Step 5: Solve for x
    x = 219,961/296
  6. Step 6: Final answer
    x = 743.11

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.