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Finding the Fourth Proportional to 7,745.09, 10,690.97 and 4,601.25

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Solution

The fourth proportional to 7,745.09, 10,690.97 and 4,601.25 is: 6,351.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745.09 : 10,690.97 = 4,601.25 : x
  2. Step 2: Convert to fraction form
    7,745.09/10,690.97 = 4,601.25/x
  3. Step 3: Cross multiply
    7,745.09x = 10,690.97 × 4,601.25
  4. Step 4: Simplify right side
    7,745.09x = 49,191,802.71
  5. Step 5: Solve for x
    x = 49,191,802.71/7,745.09
  6. Step 6: Final answer
    x = 6,351.36

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