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Finding the Fourth Proportional to 6,617.46, 9,924.36 and 2,668.68

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Solution

The fourth proportional to 6,617.46, 9,924.36 and 2,668.68 is: 4,002.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617.46 : 9,924.36 = 2,668.68 : x
  2. Step 2: Convert to fraction form
    6,617.46/9,924.36 = 2,668.68/x
  3. Step 3: Cross multiply
    6,617.46x = 9,924.36 × 2,668.68
  4. Step 4: Simplify right side
    6,617.46x = 26,484,941.04
  5. Step 5: Solve for x
    x = 26,484,941.04/6,617.46
  6. Step 6: Final answer
    x = 4,002.28

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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.