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Finding the Fourth Proportional to 316.44, 473.58 and 244.62

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Solution

The fourth proportional to 316.44, 473.58 and 244.62 is: 366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    316.44 : 473.58 = 244.62 : x
  2. Step 2: Convert to fraction form
    316.44/473.58 = 244.62/x
  3. Step 3: Cross multiply
    316.44x = 473.58 × 244.62
  4. Step 4: Simplify right side
    316.44x = 115,847.14
  5. Step 5: Solve for x
    x = 115,847.14/316.44
  6. Step 6: Final answer
    x = 366.10

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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.