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Finding the Fourth Proportional to 448.74, 673.11 and 333.39

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Solution

The fourth proportional to 448.74, 673.11 and 333.39 is: 500.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    448.74 : 673.11 = 333.39 : x
  2. Step 2: Convert to fraction form
    448.74/673.11 = 333.39/x
  3. Step 3: Cross multiply
    448.74x = 673.11 × 333.39
  4. Step 4: Simplify right side
    448.74x = 224,403.11
  5. Step 5: Solve for x
    x = 224,403.11/448.74
  6. Step 6: Final answer
    x = 500.07

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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.