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Finding the Fourth Proportional to 544.86, 752.22 and 358.29

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Solution

The fourth proportional to 544.86, 752.22 and 358.29 is: 494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.86 : 752.22 = 358.29 : x
  2. Step 2: Convert to fraction form
    544.86/752.22 = 358.29/x
  3. Step 3: Cross multiply
    544.86x = 752.22 × 358.29
  4. Step 4: Simplify right side
    544.86x = 269,512.90
  5. Step 5: Solve for x
    x = 269,512.90/544.86
  6. Step 6: Final answer
    x = 494.65

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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.