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Finding the Fourth Proportional to 468.16, 701.87 and 236.84

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Solution

The fourth proportional to 468.16, 701.87 and 236.84 is: 355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.16 : 701.87 = 236.84 : x
  2. Step 2: Convert to fraction form
    468.16/701.87 = 236.84/x
  3. Step 3: Cross multiply
    468.16x = 701.87 × 236.84
  4. Step 4: Simplify right side
    468.16x = 166,226.20
  5. Step 5: Solve for x
    x = 166,226.20/468.16
  6. Step 6: Final answer
    x = 355.06

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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.