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Finding the Fourth Proportional to 494.62, 741.92 and 202.04

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Solution

The fourth proportional to 494.62, 741.92 and 202.04 is: 303.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    494.62 : 741.92 = 202.04 : x
  2. Step 2: Convert to fraction form
    494.62/741.92 = 202.04/x
  3. Step 3: Cross multiply
    494.62x = 741.92 × 202.04
  4. Step 4: Simplify right side
    494.62x = 149,898.67
  5. Step 5: Solve for x
    x = 149,898.67/494.62
  6. Step 6: Final answer
    x = 303.06

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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.