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Finding the Fourth Proportional to 8,266.35, 12,401.43 and 2,423.41

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Solution

The fourth proportional to 8,266.35, 12,401.43 and 2,423.41 is: 3,635.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.35 : 12,401.43 = 2,423.41 : x
  2. Step 2: Convert to fraction form
    8,266.35/12,401.43 = 2,423.41/x
  3. Step 3: Cross multiply
    8,266.35x = 12,401.43 × 2,423.41
  4. Step 4: Simplify right side
    8,266.35x = 30,053,749.48
  5. Step 5: Solve for x
    x = 30,053,749.48/8,266.35
  6. Step 6: Final answer
    x = 3,635.68

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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.