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Finding the Fourth Proportional to 2,397.56, 3,600.30 and 1,812.56

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Solution

The fourth proportional to 2,397.56, 3,600.30 and 1,812.56 is: 2,721.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397.56 : 3,600.30 = 1,812.56 : x
  2. Step 2: Convert to fraction form
    2,397.56/3,600.30 = 1,812.56/x
  3. Step 3: Cross multiply
    2,397.56x = 3,600.30 × 1,812.56
  4. Step 4: Simplify right side
    2,397.56x = 6,525,759.77
  5. Step 5: Solve for x
    x = 6,525,759.77/2,397.56
  6. Step 6: Final answer
    x = 2,721.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.