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Finding the Fourth Proportional to 676.14, 1,014.23 and 237.43

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Solution

The fourth proportional to 676.14, 1,014.23 and 237.43 is: 356.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    676.14 : 1,014.23 = 237.43 : x
  2. Step 2: Convert to fraction form
    676.14/1,014.23 = 237.43/x
  3. Step 3: Cross multiply
    676.14x = 1,014.23 × 237.43
  4. Step 4: Simplify right side
    676.14x = 240,808.63
  5. Step 5: Solve for x
    x = 240,808.63/676.14
  6. Step 6: Final answer
    x = 356.15

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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.