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Finding the Fourth Proportional to 5,390.83, 8,086.82 and 1,495.24

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Solution

The fourth proportional to 5,390.83, 8,086.82 and 1,495.24 is: 2,243.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390.83 : 8,086.82 = 1,495.24 : x
  2. Step 2: Convert to fraction form
    5,390.83/8,086.82 = 1,495.24/x
  3. Step 3: Cross multiply
    5,390.83x = 8,086.82 × 1,495.24
  4. Step 4: Simplify right side
    5,390.83x = 12,091,736.74
  5. Step 5: Solve for x
    x = 12,091,736.74/5,390.83
  6. Step 6: Final answer
    x = 2,243.02

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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.