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Finding the Fourth Proportional to 367.89, 507.75 and 237

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Solution

The fourth proportional to 367.89, 507.75 and 237 is: 327.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.89 : 507.75 = 237 : x
  2. Step 2: Convert to fraction form
    367.89/507.75 = 237/x
  3. Step 3: Cross multiply
    367.89x = 507.75 × 237
  4. Step 4: Simplify right side
    367.89x = 120,336.75
  5. Step 5: Solve for x
    x = 120,336.75/367.89
  6. Step 6: Final answer
    x = 327.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.