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Finding the Fourth Proportional to 316.41, 473.51 and 250.83

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Solution

The fourth proportional to 316.41, 473.51 and 250.83 is: 375.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    316.41 : 473.51 = 250.83 : x
  2. Step 2: Convert to fraction form
    316.41/473.51 = 250.83/x
  3. Step 3: Cross multiply
    316.41x = 473.51 × 250.83
  4. Step 4: Simplify right side
    316.41x = 118,770.51
  5. Step 5: Solve for x
    x = 118,770.51/316.41
  6. Step 6: Final answer
    x = 375.37

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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.