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Finding the Fourth Proportional to 601.74, 902.91 and 236.54

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Solution

The fourth proportional to 601.74, 902.91 and 236.54 is: 354.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.74 : 902.91 = 236.54 : x
  2. Step 2: Convert to fraction form
    601.74/902.91 = 236.54/x
  3. Step 3: Cross multiply
    601.74x = 902.91 × 236.54
  4. Step 4: Simplify right side
    601.74x = 213,569.82
  5. Step 5: Solve for x
    x = 213,569.82/601.74
  6. Step 6: Final answer
    x = 354.92

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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.