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Finding the Fourth Proportional to 6,656.79, 9,183.47 and 4,002.68

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Solution

The fourth proportional to 6,656.79, 9,183.47 and 4,002.68 is: 5,521.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656.79 : 9,183.47 = 4,002.68 : x
  2. Step 2: Convert to fraction form
    6,656.79/9,183.47 = 4,002.68/x
  3. Step 3: Cross multiply
    6,656.79x = 9,183.47 × 4,002.68
  4. Step 4: Simplify right side
    6,656.79x = 36,758,425.77
  5. Step 5: Solve for x
    x = 36,758,425.77/6,656.79
  6. Step 6: Final answer
    x = 5,521.94

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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.