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Finding the Fourth Proportional to 2,608.17, 3,599.96 and 1,723.65

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Solution

The fourth proportional to 2,608.17, 3,599.96 and 1,723.65 is: 2,379.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608.17 : 3,599.96 = 1,723.65 : x
  2. Step 2: Convert to fraction form
    2,608.17/3,599.96 = 1,723.65/x
  3. Step 3: Cross multiply
    2,608.17x = 3,599.96 × 1,723.65
  4. Step 4: Simplify right side
    2,608.17x = 6,205,062.44
  5. Step 5: Solve for x
    x = 6,205,062.44/2,608.17
  6. Step 6: Final answer
    x = 2,379.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.