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Finding the Third Proportional to 408 and 596

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Solution

The third proportional to 408 and 596 is: 870.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    408 : 596 = 596 : x
  2. Step 2: Convert to fraction form
    408/596 = 596/x
  3. Step 3: Cross multiply
    408x = 596 × 596
  4. Step 4: Simplify right side
    408x = 355,216
  5. Step 5: Solve for x
    x = 355,216/408
  6. Step 6: Final answer
    x = 870.63

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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.