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Finding the Third Proportional to 377.53 and 534.66

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Solution

The third proportional to 377.53 and 534.66 is: 757.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.53 : 534.66 = 534.66 : x
  2. Step 2: Convert to fraction form
    377.53/534.66 = 534.66/x
  3. Step 3: Cross multiply
    377.53x = 534.66 × 534.66
  4. Step 4: Simplify right side
    377.53x = 285,857.31
  5. Step 5: Solve for x
    x = 285,857.31/377.53
  6. Step 6: Final answer
    x = 757.18

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.