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Finding the Fourth Proportional to 11,509.26, 17,266.11 and 4,488.99

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Solution

The fourth proportional to 11,509.26, 17,266.11 and 4,488.99 is: 6,734.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,509.26 : 17,266.11 = 4,488.99 : x
  2. Step 2: Convert to fraction form
    11,509.26/17,266.11 = 4,488.99/x
  3. Step 3: Cross multiply
    11,509.26x = 17,266.11 × 4,488.99
  4. Step 4: Simplify right side
    11,509.26x = 77,507,308.80
  5. Step 5: Solve for x
    x = 77,507,308.80/11,509.26
  6. Step 6: Final answer
    x = 6,734.35

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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.