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Finding the Fourth Proportional to 505.36, 758.08 and 444.92

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Solution

The fourth proportional to 505.36, 758.08 and 444.92 is: 667.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    505.36 : 758.08 = 444.92 : x
  2. Step 2: Convert to fraction form
    505.36/758.08 = 444.92/x
  3. Step 3: Cross multiply
    505.36x = 758.08 × 444.92
  4. Step 4: Simplify right side
    505.36x = 337,281.72
  5. Step 5: Solve for x
    x = 337,281.72/505.36
  6. Step 6: Final answer
    x = 667.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.