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Finding the Fourth Proportional to 4,255.50, 5,872.86 and 2,392.50

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Solution

The fourth proportional to 4,255.50, 5,872.86 and 2,392.50 is: 3,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.50 : 5,872.86 = 2,392.50 : x
  2. Step 2: Convert to fraction form
    4,255.50/5,872.86 = 2,392.50/x
  3. Step 3: Cross multiply
    4,255.50x = 5,872.86 × 2,392.50
  4. Step 4: Simplify right side
    4,255.50x = 14,050,817.55
  5. Step 5: Solve for x
    x = 14,050,817.55/4,255.50
  6. Step 6: Final answer
    x = 3,301.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.