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Finding the Fourth Proportional to 601.79, 902.66 and 236.84

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Solution

The fourth proportional to 601.79, 902.66 and 236.84 is: 355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.79 : 902.66 = 236.84 : x
  2. Step 2: Convert to fraction form
    601.79/902.66 = 236.84/x
  3. Step 3: Cross multiply
    601.79x = 902.66 × 236.84
  4. Step 4: Simplify right side
    601.79x = 213,785.99
  5. Step 5: Solve for x
    x = 213,785.99/601.79
  6. Step 6: Final answer
    x = 355.25

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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.