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Finding the Fourth Proportional to 376.14, 563.52 and 193.08

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Solution

The fourth proportional to 376.14, 563.52 and 193.08 is: 289.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.14 : 563.52 = 193.08 : x
  2. Step 2: Convert to fraction form
    376.14/563.52 = 193.08/x
  3. Step 3: Cross multiply
    376.14x = 563.52 × 193.08
  4. Step 4: Simplify right side
    376.14x = 108,804.44
  5. Step 5: Solve for x
    x = 108,804.44/376.14
  6. Step 6: Final answer
    x = 289.27

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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.