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Finding the Fourth Proportional to 1,736, 2,597.52 and 1,083.68

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Solution

The fourth proportional to 1,736, 2,597.52 and 1,083.68 is: 1,621.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736 : 2,597.52 = 1,083.68 : x
  2. Step 2: Convert to fraction form
    1,736/2,597.52 = 1,083.68/x
  3. Step 3: Cross multiply
    1,736x = 2,597.52 × 1,083.68
  4. Step 4: Simplify right side
    1,736x = 2,814,880.47
  5. Step 5: Solve for x
    x = 2,814,880.47/1,736
  6. Step 6: Final answer
    x = 1,621.47

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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.