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Finding the Fourth Proportional to 5,173.39, 7,759.34 and 1,662.94

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Solution

The fourth proportional to 5,173.39, 7,759.34 and 1,662.94 is: 2,494.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173.39 : 7,759.34 = 1,662.94 : x
  2. Step 2: Convert to fraction form
    5,173.39/7,759.34 = 1,662.94/x
  3. Step 3: Cross multiply
    5,173.39x = 7,759.34 × 1,662.94
  4. Step 4: Simplify right side
    5,173.39x = 12,903,316.86
  5. Step 5: Solve for x
    x = 12,903,316.86/5,173.39
  6. Step 6: Final answer
    x = 2,494.17

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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.