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Finding the Third Proportional to 320.50 and 596

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Solution

The third proportional to 320.50 and 596 is: 1,108.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    320.50 : 596 = 596 : x
  2. Step 2: Convert to fraction form
    320.50/596 = 596/x
  3. Step 3: Cross multiply
    320.50x = 596 × 596
  4. Step 4: Simplify right side
    320.50x = 355,216
  5. Step 5: Solve for x
    x = 355,216/320.50
  6. Step 6: Final answer
    x = 1,108.32

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.