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Finding the Fourth Proportional to 5,526.25, 7,626.15 and 3,288.09

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Solution

The fourth proportional to 5,526.25, 7,626.15 and 3,288.09 is: 4,537.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526.25 : 7,626.15 = 3,288.09 : x
  2. Step 2: Convert to fraction form
    5,526.25/7,626.15 = 3,288.09/x
  3. Step 3: Cross multiply
    5,526.25x = 7,626.15 × 3,288.09
  4. Step 4: Simplify right side
    5,526.25x = 25,075,429.42
  5. Step 5: Solve for x
    x = 25,075,429.42/5,526.25
  6. Step 6: Final answer
    x = 4,537.51

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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.