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Finding the Fourth Proportional to 452.86, 624.90 and 359.83

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Solution

The fourth proportional to 452.86, 624.90 and 359.83 is: 496.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.86 : 624.90 = 359.83 : x
  2. Step 2: Convert to fraction form
    452.86/624.90 = 359.83/x
  3. Step 3: Cross multiply
    452.86x = 624.90 × 359.83
  4. Step 4: Simplify right side
    452.86x = 224,857.66
  5. Step 5: Solve for x
    x = 224,857.66/452.86
  6. Step 6: Final answer
    x = 496.53

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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.