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Finding the Fourth Proportional to 468.35, 701.81 and 236.58

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Solution

The fourth proportional to 468.35, 701.81 and 236.58 is: 354.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.35 : 701.81 = 236.58 : x
  2. Step 2: Convert to fraction form
    468.35/701.81 = 236.58/x
  3. Step 3: Cross multiply
    468.35x = 701.81 × 236.58
  4. Step 4: Simplify right side
    468.35x = 166,034.21
  5. Step 5: Solve for x
    x = 166,034.21/468.35
  6. Step 6: Final answer
    x = 354.51

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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.