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Finding the Fourth Proportional to 7,794.24, 10,755.90 and 4,257.33

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Solution

The fourth proportional to 7,794.24, 10,755.90 and 4,257.33 is: 5,875.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794.24 : 10,755.90 = 4,257.33 : x
  2. Step 2: Convert to fraction form
    7,794.24/10,755.90 = 4,257.33/x
  3. Step 3: Cross multiply
    7,794.24x = 10,755.90 × 4,257.33
  4. Step 4: Simplify right side
    7,794.24x = 45,791,415.75
  5. Step 5: Solve for x
    x = 45,791,415.75/7,794.24
  6. Step 6: Final answer
    x = 5,875.03

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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.