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Finding the Fourth Proportional to 2,632.42, 3,632.81 and 1,583.88

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Solution

The fourth proportional to 2,632.42, 3,632.81 and 1,583.88 is: 2,185.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.42 : 3,632.81 = 1,583.88 : x
  2. Step 2: Convert to fraction form
    2,632.42/3,632.81 = 1,583.88/x
  3. Step 3: Cross multiply
    2,632.42x = 3,632.81 × 1,583.88
  4. Step 4: Simplify right side
    2,632.42x = 5,753,935.10
  5. Step 5: Solve for x
    x = 5,753,935.10/2,632.42
  6. Step 6: Final answer
    x = 2,185.80

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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.