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Finding the Fourth Proportional to 10,367.97, 15,552.11 and 2,576.79

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Solution

The fourth proportional to 10,367.97, 15,552.11 and 2,576.79 is: 3,865.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.97 : 15,552.11 = 2,576.79 : x
  2. Step 2: Convert to fraction form
    10,367.97/15,552.11 = 2,576.79/x
  3. Step 3: Cross multiply
    10,367.97x = 15,552.11 × 2,576.79
  4. Step 4: Simplify right side
    10,367.97x = 40,074,521.53
  5. Step 5: Solve for x
    x = 40,074,521.53/10,367.97
  6. Step 6: Final answer
    x = 3,865.22

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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.