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Finding the Fourth Proportional to 7,619.01, 11,424.11 and 2,352.61

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Solution

The fourth proportional to 7,619.01, 11,424.11 and 2,352.61 is: 3,527.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.01 : 11,424.11 = 2,352.61 : x
  2. Step 2: Convert to fraction form
    7,619.01/11,424.11 = 2,352.61/x
  3. Step 3: Cross multiply
    7,619.01x = 11,424.11 × 2,352.61
  4. Step 4: Simplify right side
    7,619.01x = 26,876,406.54
  5. Step 5: Solve for x
    x = 26,876,406.54/7,619.01
  6. Step 6: Final answer
    x = 3,527.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.