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Finding the Fourth Proportional to 5,779.88, 8,672.00 and 3,441.23

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Solution

The fourth proportional to 5,779.88, 8,672.00 and 3,441.23 is: 5,163.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,779.88 : 8,672.00 = 3,441.23 : x
  2. Step 2: Convert to fraction form
    5,779.88/8,672.00 = 3,441.23/x
  3. Step 3: Cross multiply
    5,779.88x = 8,672.00 × 3,441.23
  4. Step 4: Simplify right side
    5,779.88x = 29,842,351.03
  5. Step 5: Solve for x
    x = 29,842,351.03/5,779.88
  6. Step 6: Final answer
    x = 5,163.14

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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.