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Finding the Fourth Proportional to 3,170.44, 4,376.58 and 2,384.68

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Solution

The fourth proportional to 3,170.44, 4,376.58 and 2,384.68 is: 3,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.44 : 4,376.58 = 2,384.68 : x
  2. Step 2: Convert to fraction form
    3,170.44/4,376.58 = 2,384.68/x
  3. Step 3: Cross multiply
    3,170.44x = 4,376.58 × 2,384.68
  4. Step 4: Simplify right side
    3,170.44x = 10,436,742.79
  5. Step 5: Solve for x
    x = 10,436,742.79/3,170.44
  6. Step 6: Final answer
    x = 3,291.89

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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.