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Finding the Fourth Proportional to 363.24, 544.51 and 146.83

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Solution

The fourth proportional to 363.24, 544.51 and 146.83 is: 220.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.24 : 544.51 = 146.83 : x
  2. Step 2: Convert to fraction form
    363.24/544.51 = 146.83/x
  3. Step 3: Cross multiply
    363.24x = 544.51 × 146.83
  4. Step 4: Simplify right side
    363.24x = 79,950.40
  5. Step 5: Solve for x
    x = 79,950.40/363.24
  6. Step 6: Final answer
    x = 220.10

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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.