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Finding the Fourth Proportional to 3,291.99, 4,937.99 and 1,342.83

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Solution

The fourth proportional to 3,291.99, 4,937.99 and 1,342.83 is: 2,014.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.99 : 4,937.99 = 1,342.83 : x
  2. Step 2: Convert to fraction form
    3,291.99/4,937.99 = 1,342.83/x
  3. Step 3: Cross multiply
    3,291.99x = 4,937.99 × 1,342.83
  4. Step 4: Simplify right side
    3,291.99x = 6,630,868.92
  5. Step 5: Solve for x
    x = 6,630,868.92/3,291.99
  6. Step 6: Final answer
    x = 2,014.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.