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Finding the Fourth Proportional to 3,471.58, 5,203.86 and 1,736.56

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Solution

The fourth proportional to 3,471.58, 5,203.86 and 1,736.56 is: 2,603.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471.58 : 5,203.86 = 1,736.56 : x
  2. Step 2: Convert to fraction form
    3,471.58/5,203.86 = 1,736.56/x
  3. Step 3: Cross multiply
    3,471.58x = 5,203.86 × 1,736.56
  4. Step 4: Simplify right side
    3,471.58x = 9,036,815.12
  5. Step 5: Solve for x
    x = 9,036,815.12/3,471.58
  6. Step 6: Final answer
    x = 2,603.08

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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.