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Finding the Fourth Proportional to 549.59, 824.22 and 184.31

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Solution

The fourth proportional to 549.59, 824.22 and 184.31 is: 276.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.59 : 824.22 = 184.31 : x
  2. Step 2: Convert to fraction form
    549.59/824.22 = 184.31/x
  3. Step 3: Cross multiply
    549.59x = 824.22 × 184.31
  4. Step 4: Simplify right side
    549.59x = 151,911.99
  5. Step 5: Solve for x
    x = 151,911.99/549.59
  6. Step 6: Final answer
    x = 276.41

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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.