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Finding the Fourth Proportional to 302.73, 453.44 and 237.65

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Solution

The fourth proportional to 302.73, 453.44 and 237.65 is: 355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.73 : 453.44 = 237.65 : x
  2. Step 2: Convert to fraction form
    302.73/453.44 = 237.65/x
  3. Step 3: Cross multiply
    302.73x = 453.44 × 237.65
  4. Step 4: Simplify right side
    302.73x = 107,756.56
  5. Step 5: Solve for x
    x = 107,756.56/302.73
  6. Step 6: Final answer
    x = 355.95

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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.