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Finding the Fourth Proportional to 5,509.46, 7,601.16 and 3,521.18

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Solution

The fourth proportional to 5,509.46, 7,601.16 and 3,521.18 is: 4,858.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.46 : 7,601.16 = 3,521.18 : x
  2. Step 2: Convert to fraction form
    5,509.46/7,601.16 = 3,521.18/x
  3. Step 3: Cross multiply
    5,509.46x = 7,601.16 × 3,521.18
  4. Step 4: Simplify right side
    5,509.46x = 26,765,064.97
  5. Step 5: Solve for x
    x = 26,765,064.97/5,509.46
  6. Step 6: Final answer
    x = 4,858.02

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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.