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Finding the Fourth Proportional to 237.86, 357.02 and 179.88

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Solution

The fourth proportional to 237.86, 357.02 and 179.88 is: 269.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.86 : 357.02 = 179.88 : x
  2. Step 2: Convert to fraction form
    237.86/357.02 = 179.88/x
  3. Step 3: Cross multiply
    237.86x = 357.02 × 179.88
  4. Step 4: Simplify right side
    237.86x = 64,220.76
  5. Step 5: Solve for x
    x = 64,220.76/237.86
  6. Step 6: Final answer
    x = 269.99

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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.