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Finding the Fourth Proportional to 6,321.66, 9,480.06 and 3,036.30

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Solution

The fourth proportional to 6,321.66, 9,480.06 and 3,036.30 is: 4,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.66 : 9,480.06 = 3,036.30 : x
  2. Step 2: Convert to fraction form
    6,321.66/9,480.06 = 3,036.30/x
  3. Step 3: Cross multiply
    6,321.66x = 9,480.06 × 3,036.30
  4. Step 4: Simplify right side
    6,321.66x = 28,784,306.18
  5. Step 5: Solve for x
    x = 28,784,306.18/6,321.66
  6. Step 6: Final answer
    x = 4,553.28

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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.