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Finding the Fourth Proportional to 6,345.54, 8,756.52 and 3,512.83

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Solution

The fourth proportional to 6,345.54, 8,756.52 and 3,512.83 is: 4,847.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.54 : 8,756.52 = 3,512.83 : x
  2. Step 2: Convert to fraction form
    6,345.54/8,756.52 = 3,512.83/x
  3. Step 3: Cross multiply
    6,345.54x = 8,756.52 × 3,512.83
  4. Step 4: Simplify right side
    6,345.54x = 30,760,166.15
  5. Step 5: Solve for x
    x = 30,760,166.15/6,345.54
  6. Step 6: Final answer
    x = 4,847.53

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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.