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Finding the Fourth Proportional to 544.72, 751.64 and 334.96

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Solution

The fourth proportional to 544.72, 751.64 and 334.96 is: 462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.72 : 751.64 = 334.96 : x
  2. Step 2: Convert to fraction form
    544.72/751.64 = 334.96/x
  3. Step 3: Cross multiply
    544.72x = 751.64 × 334.96
  4. Step 4: Simplify right side
    544.72x = 251,769.33
  5. Step 5: Solve for x
    x = 251,769.33/544.72
  6. Step 6: Final answer
    x = 462.20

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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.