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Finding the Fourth Proportional to 504.43, 757.11 and 363.86

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Solution

The fourth proportional to 504.43, 757.11 and 363.86 is: 546.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.43 : 757.11 = 363.86 : x
  2. Step 2: Convert to fraction form
    504.43/757.11 = 363.86/x
  3. Step 3: Cross multiply
    504.43x = 757.11 × 363.86
  4. Step 4: Simplify right side
    504.43x = 275,484.59
  5. Step 5: Solve for x
    x = 275,484.59/504.43
  6. Step 6: Final answer
    x = 546.13

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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.