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Finding the Fourth Proportional to 366.69, 549.02 and 250.89

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Solution

The fourth proportional to 366.69, 549.02 and 250.89 is: 375.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.69 : 549.02 = 250.89 : x
  2. Step 2: Convert to fraction form
    366.69/549.02 = 250.89/x
  3. Step 3: Cross multiply
    366.69x = 549.02 × 250.89
  4. Step 4: Simplify right side
    366.69x = 137,742.37
  5. Step 5: Solve for x
    x = 137,742.37/366.69
  6. Step 6: Final answer
    x = 375.64

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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.