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Finding the Fourth Proportional to 449.60, 673.23 and 295.07

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Solution

The fourth proportional to 449.60, 673.23 and 295.07 is: 441.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    449.60 : 673.23 = 295.07 : x
  2. Step 2: Convert to fraction form
    449.60/673.23 = 295.07/x
  3. Step 3: Cross multiply
    449.60x = 673.23 × 295.07
  4. Step 4: Simplify right side
    449.60x = 198,646.61
  5. Step 5: Solve for x
    x = 198,646.61/449.60
  6. Step 6: Final answer
    x = 441.83

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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.