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Finding the Fourth Proportional to 544.24, 751.67 and 358.56

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Solution

The fourth proportional to 544.24, 751.67 and 358.56 is: 495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.24 : 751.67 = 358.56 : x
  2. Step 2: Convert to fraction form
    544.24/751.67 = 358.56/x
  3. Step 3: Cross multiply
    544.24x = 751.67 × 358.56
  4. Step 4: Simplify right side
    544.24x = 269,515.04
  5. Step 5: Solve for x
    x = 269,515.04/544.24
  6. Step 6: Final answer
    x = 495.22

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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.