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Finding the Fourth Proportional to 5,738.78, 8,608.78 and 2,041.36

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Solution

The fourth proportional to 5,738.78, 8,608.78 and 2,041.36 is: 3,062.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,738.78 : 8,608.78 = 2,041.36 : x
  2. Step 2: Convert to fraction form
    5,738.78/8,608.78 = 2,041.36/x
  3. Step 3: Cross multiply
    5,738.78x = 8,608.78 × 2,041.36
  4. Step 4: Simplify right side
    5,738.78x = 17,573,600.17
  5. Step 5: Solve for x
    x = 17,573,600.17/5,738.78
  6. Step 6: Final answer
    x = 3,062.25

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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.