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Finding the Third Proportional to 472 and 614

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Solution

The third proportional to 472 and 614 is: 798.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    472 : 614 = 614 : x
  2. Step 2: Convert to fraction form
    472/614 = 614/x
  3. Step 3: Cross multiply
    472x = 614 × 614
  4. Step 4: Simplify right side
    472x = 376,996
  5. Step 5: Solve for x
    x = 376,996/472
  6. Step 6: Final answer
    x = 798.72

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These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.