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Finding the Fourth Proportional to 9,433.35, 13,016.97 and 5,455.71

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Solution

The fourth proportional to 9,433.35, 13,016.97 and 5,455.71 is: 7,528.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,433.35 : 13,016.97 = 5,455.71 : x
  2. Step 2: Convert to fraction form
    9,433.35/13,016.97 = 5,455.71/x
  3. Step 3: Cross multiply
    9,433.35x = 13,016.97 × 5,455.71
  4. Step 4: Simplify right side
    9,433.35x = 71,016,813.40
  5. Step 5: Solve for x
    x = 71,016,813.40/9,433.35
  6. Step 6: Final answer
    x = 7,528.27

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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.