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Finding the Third Proportional to 366.19 and 539.16

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Solution

The third proportional to 366.19 and 539.16 is: 793.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.19 : 539.16 = 539.16 : x
  2. Step 2: Convert to fraction form
    366.19/539.16 = 539.16/x
  3. Step 3: Cross multiply
    366.19x = 539.16 × 539.16
  4. Step 4: Simplify right side
    366.19x = 290,689.46
  5. Step 5: Solve for x
    x = 290,689.46/366.19
  6. Step 6: Final answer
    x = 793.83

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.