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Finding the Fourth Proportional to 254.25, 350.88 and 150.75

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Solution

The fourth proportional to 254.25, 350.88 and 150.75 is: 208.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    254.25 : 350.88 = 150.75 : x
  2. Step 2: Convert to fraction form
    254.25/350.88 = 150.75/x
  3. Step 3: Cross multiply
    254.25x = 350.88 × 150.75
  4. Step 4: Simplify right side
    254.25x = 52,895.16
  5. Step 5: Solve for x
    x = 52,895.16/254.25
  6. Step 6: Final answer
    x = 208.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.