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Finding the Fourth Proportional to 549.04, 823.38 and 224.32

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Solution

The fourth proportional to 549.04, 823.38 and 224.32 is: 336.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.04 : 823.38 = 224.32 : x
  2. Step 2: Convert to fraction form
    549.04/823.38 = 224.32/x
  3. Step 3: Cross multiply
    549.04x = 823.38 × 224.32
  4. Step 4: Simplify right side
    549.04x = 184,700.60
  5. Step 5: Solve for x
    x = 184,700.60/549.04
  6. Step 6: Final answer
    x = 336.41

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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.