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Finding the Fourth Proportional to 494.96, 741.95 and 170.11

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Solution

The fourth proportional to 494.96, 741.95 and 170.11 is: 254.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    494.96 : 741.95 = 170.11 : x
  2. Step 2: Convert to fraction form
    494.96/741.95 = 170.11/x
  3. Step 3: Cross multiply
    494.96x = 741.95 × 170.11
  4. Step 4: Simplify right side
    494.96x = 126,208.55
  5. Step 5: Solve for x
    x = 126,208.55/494.96
  6. Step 6: Final answer
    x = 254.99

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