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Finding the Fourth Proportional to 314.01, 470.67 and 236.73

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Solution

The fourth proportional to 314.01, 470.67 and 236.73 is: 354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    314.01 : 470.67 = 236.73 : x
  2. Step 2: Convert to fraction form
    314.01/470.67 = 236.73/x
  3. Step 3: Cross multiply
    314.01x = 470.67 × 236.73
  4. Step 4: Simplify right side
    314.01x = 111,421.71
  5. Step 5: Solve for x
    x = 111,421.71/314.01
  6. Step 6: Final answer
    x = 354.83

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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.