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Finding the Fourth Proportional to 498.03, 747.08 and 224.16

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Solution

The fourth proportional to 498.03, 747.08 and 224.16 is: 336.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    498.03 : 747.08 = 224.16 : x
  2. Step 2: Convert to fraction form
    498.03/747.08 = 224.16/x
  3. Step 3: Cross multiply
    498.03x = 747.08 × 224.16
  4. Step 4: Simplify right side
    498.03x = 167,464.33
  5. Step 5: Solve for x
    x = 167,464.33/498.03
  6. Step 6: Final answer
    x = 336.25

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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.