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Finding the Fourth Proportional to 2,651.45, 3,659.16 and 1,532.59

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Solution

The fourth proportional to 2,651.45, 3,659.16 and 1,532.59 is: 2,115.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651.45 : 3,659.16 = 1,532.59 : x
  2. Step 2: Convert to fraction form
    2,651.45/3,659.16 = 1,532.59/x
  3. Step 3: Cross multiply
    2,651.45x = 3,659.16 × 1,532.59
  4. Step 4: Simplify right side
    2,651.45x = 5,607,973.73
  5. Step 5: Solve for x
    x = 5,607,973.73/2,651.45
  6. Step 6: Final answer
    x = 2,115.06

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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.