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Finding the Fourth Proportional to 8,552.39, 11,801.25 and 4,775.76

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Solution

The fourth proportional to 8,552.39, 11,801.25 and 4,775.76 is: 6,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,552.39 : 11,801.25 = 4,775.76 : x
  2. Step 2: Convert to fraction form
    8,552.39/11,801.25 = 4,775.76/x
  3. Step 3: Cross multiply
    8,552.39x = 11,801.25 × 4,775.76
  4. Step 4: Simplify right side
    8,552.39x = 56,359,999.86
  5. Step 5: Solve for x
    x = 56,359,999.86/8,552.39
  6. Step 6: Final answer
    x = 6,589.97

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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.