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Finding the Fourth Proportional to 3,587.14, 5,383.14 and 1,739.08

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Solution

The fourth proportional to 3,587.14, 5,383.14 and 1,739.08 is: 2,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.14 : 5,383.14 = 1,739.08 : x
  2. Step 2: Convert to fraction form
    3,587.14/5,383.14 = 1,739.08/x
  3. Step 3: Cross multiply
    3,587.14x = 5,383.14 × 1,739.08
  4. Step 4: Simplify right side
    3,587.14x = 9,361,711.11
  5. Step 5: Solve for x
    x = 9,361,711.11/3,587.14
  6. Step 6: Final answer
    x = 2,609.80

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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.