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Finding the Fourth Proportional to 377.76, 566.58 and 134.24

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Solution

The fourth proportional to 377.76, 566.58 and 134.24 is: 201.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.76 : 566.58 = 134.24 : x
  2. Step 2: Convert to fraction form
    377.76/566.58 = 134.24/x
  3. Step 3: Cross multiply
    377.76x = 566.58 × 134.24
  4. Step 4: Simplify right side
    377.76x = 76,054.87
  5. Step 5: Solve for x
    x = 76,054.87/377.76
  6. Step 6: Final answer
    x = 201.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.