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Finding the Fourth Proportional to 8,920.44, 13,382.54 and 3,373.66

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Solution

The fourth proportional to 8,920.44, 13,382.54 and 3,373.66 is: 5,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920.44 : 13,382.54 = 3,373.66 : x
  2. Step 2: Convert to fraction form
    8,920.44/13,382.54 = 3,373.66/x
  3. Step 3: Cross multiply
    8,920.44x = 13,382.54 × 3,373.66
  4. Step 4: Simplify right side
    8,920.44x = 45,148,152.41
  5. Step 5: Solve for x
    x = 45,148,152.41/8,920.44
  6. Step 6: Final answer
    x = 5,061.20

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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.