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Finding the Fourth Proportional to 337.06, 505.59 and 120.52

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Solution

The fourth proportional to 337.06, 505.59 and 120.52 is: 180.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.06 : 505.59 = 120.52 : x
  2. Step 2: Convert to fraction form
    337.06/505.59 = 120.52/x
  3. Step 3: Cross multiply
    337.06x = 505.59 × 120.52
  4. Step 4: Simplify right side
    337.06x = 60,933.71
  5. Step 5: Solve for x
    x = 60,933.71/337.06
  6. Step 6: Final answer
    x = 180.78

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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.