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Finding the Fourth Proportional to 6,127.34, 8,458.61 and 3,608.65

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Solution

The fourth proportional to 6,127.34, 8,458.61 and 3,608.65 is: 4,981.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.34 : 8,458.61 = 3,608.65 : x
  2. Step 2: Convert to fraction form
    6,127.34/8,458.61 = 3,608.65/x
  3. Step 3: Cross multiply
    6,127.34x = 8,458.61 × 3,608.65
  4. Step 4: Simplify right side
    6,127.34x = 30,524,162.98
  5. Step 5: Solve for x
    x = 30,524,162.98/6,127.34
  6. Step 6: Final answer
    x = 4,981.63

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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.