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Finding the Fourth Proportional to 2,953.91, 4,072.41 and 2,532.44

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Solution

The fourth proportional to 2,953.91, 4,072.41 and 2,532.44 is: 3,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.91 : 4,072.41 = 2,532.44 : x
  2. Step 2: Convert to fraction form
    2,953.91/4,072.41 = 2,532.44/x
  3. Step 3: Cross multiply
    2,953.91x = 4,072.41 × 2,532.44
  4. Step 4: Simplify right side
    2,953.91x = 10,313,113.62
  5. Step 5: Solve for x
    x = 10,313,113.62/2,953.91
  6. Step 6: Final answer
    x = 3,491.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.