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Finding the Fourth Proportional to 7,481.59, 10,324.44 and 4,124.71

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Solution

The fourth proportional to 7,481.59, 10,324.44 and 4,124.71 is: 5,692.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.59 : 10,324.44 = 4,124.71 : x
  2. Step 2: Convert to fraction form
    7,481.59/10,324.44 = 4,124.71/x
  3. Step 3: Cross multiply
    7,481.59x = 10,324.44 × 4,124.71
  4. Step 4: Simplify right side
    7,481.59x = 42,585,320.91
  5. Step 5: Solve for x
    x = 42,585,320.91/7,481.59
  6. Step 6: Final answer
    x = 5,692.01

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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.