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Finding the Fourth Proportional to 2,361.74, 3,539.25 and 1,740.56

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Solution

The fourth proportional to 2,361.74, 3,539.25 and 1,740.56 is: 2,608.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.74 : 3,539.25 = 1,740.56 : x
  2. Step 2: Convert to fraction form
    2,361.74/3,539.25 = 1,740.56/x
  3. Step 3: Cross multiply
    2,361.74x = 3,539.25 × 1,740.56
  4. Step 4: Simplify right side
    2,361.74x = 6,160,259.28
  5. Step 5: Solve for x
    x = 6,160,259.28/2,361.74
  6. Step 6: Final answer
    x = 2,608.36

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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.