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Finding the Fourth Proportional to 317.14, 476.01 and 236.34

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Solution

The fourth proportional to 317.14, 476.01 and 236.34 is: 354.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    317.14 : 476.01 = 236.34 : x
  2. Step 2: Convert to fraction form
    317.14/476.01 = 236.34/x
  3. Step 3: Cross multiply
    317.14x = 476.01 × 236.34
  4. Step 4: Simplify right side
    317.14x = 112,500.20
  5. Step 5: Solve for x
    x = 112,500.20/317.14
  6. Step 6: Final answer
    x = 354.74

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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.