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Finding the Fourth Proportional to 7,600.10, 11,401.41 and 2,668.46

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Solution

The fourth proportional to 7,600.10, 11,401.41 and 2,668.46 is: 4,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,600.10 : 11,401.41 = 2,668.46 : x
  2. Step 2: Convert to fraction form
    7,600.10/11,401.41 = 2,668.46/x
  3. Step 3: Cross multiply
    7,600.10x = 11,401.41 × 2,668.46
  4. Step 4: Simplify right side
    7,600.10x = 30,424,206.53
  5. Step 5: Solve for x
    x = 30,424,206.53/7,600.10
  6. Step 6: Final answer
    x = 4,003.13

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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.