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Finding the Fourth Proportional to 544.84, 816.94 and 174.57

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Solution

The fourth proportional to 544.84, 816.94 and 174.57 is: 261.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.84 : 816.94 = 174.57 : x
  2. Step 2: Convert to fraction form
    544.84/816.94 = 174.57/x
  3. Step 3: Cross multiply
    544.84x = 816.94 × 174.57
  4. Step 4: Simplify right side
    544.84x = 142,613.43
  5. Step 5: Solve for x
    x = 142,613.43/544.84
  6. Step 6: Final answer
    x = 261.75

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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.