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Finding the Fourth Proportional to 4,612.53, 6,928.37 and 4,489.52

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Solution

The fourth proportional to 4,612.53, 6,928.37 and 4,489.52 is: 6,743.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.53 : 6,928.37 = 4,489.52 : x
  2. Step 2: Convert to fraction form
    4,612.53/6,928.37 = 4,489.52/x
  3. Step 3: Cross multiply
    4,612.53x = 6,928.37 × 4,489.52
  4. Step 4: Simplify right side
    4,612.53x = 31,104,998.59
  5. Step 5: Solve for x
    x = 31,104,998.59/4,612.53
  6. Step 6: Final answer
    x = 6,743.59

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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.