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Finding the Fourth Proportional to 358.74, 536.82 and 337.95

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Solution

The fourth proportional to 358.74, 536.82 and 337.95 is: 505.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.74 : 536.82 = 337.95 : x
  2. Step 2: Convert to fraction form
    358.74/536.82 = 337.95/x
  3. Step 3: Cross multiply
    358.74x = 536.82 × 337.95
  4. Step 4: Simplify right side
    358.74x = 181,418.32
  5. Step 5: Solve for x
    x = 181,418.32/358.74
  6. Step 6: Final answer
    x = 505.71

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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.