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Finding the Fourth Proportional to 537.46, 804.36 and 450.89

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Solution

The fourth proportional to 537.46, 804.36 and 450.89 is: 674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.46 : 804.36 = 450.89 : x
  2. Step 2: Convert to fraction form
    537.46/804.36 = 450.89/x
  3. Step 3: Cross multiply
    537.46x = 804.36 × 450.89
  4. Step 4: Simplify right side
    537.46x = 362,677.88
  5. Step 5: Solve for x
    x = 362,677.88/537.46
  6. Step 6: Final answer
    x = 674.80

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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.