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Finding the Third Proportional to 377.88 and 534.88

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Solution

The third proportional to 377.88 and 534.88 is: 757.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.88 : 534.88 = 534.88 : x
  2. Step 2: Convert to fraction form
    377.88/534.88 = 534.88/x
  3. Step 3: Cross multiply
    377.88x = 534.88 × 534.88
  4. Step 4: Simplify right side
    377.88x = 286,091.27
  5. Step 5: Solve for x
    x = 286,091.27/377.88
  6. Step 6: Final answer
    x = 757.11

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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.