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Finding the Fourth Proportional to 6,674.54, 9,211.13 and 4,432.55

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Solution

The fourth proportional to 6,674.54, 9,211.13 and 4,432.55 is: 6,117.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,674.54 : 9,211.13 = 4,432.55 : x
  2. Step 2: Convert to fraction form
    6,674.54/9,211.13 = 4,432.55/x
  3. Step 3: Cross multiply
    6,674.54x = 9,211.13 × 4,432.55
  4. Step 4: Simplify right side
    6,674.54x = 40,828,772.12
  5. Step 5: Solve for x
    x = 40,828,772.12/6,674.54
  6. Step 6: Final answer
    x = 6,117.09

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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.