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Finding the Third Proportional to 439.75 and 596.88

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Solution

The third proportional to 439.75 and 596.88 is: 810.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    439.75 : 596.88 = 596.88 : x
  2. Step 2: Convert to fraction form
    439.75/596.88 = 596.88/x
  3. Step 3: Cross multiply
    439.75x = 596.88 × 596.88
  4. Step 4: Simplify right side
    439.75x = 356,259.77
  5. Step 5: Solve for x
    x = 356,259.77/439.75
  6. Step 6: Final answer
    x = 810.14

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.