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Finding the Fourth Proportional to 8,937.99, 13,408.02 and 3,395.49

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Solution

The fourth proportional to 8,937.99, 13,408.02 and 3,395.49 is: 5,093.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.99 : 13,408.02 = 3,395.49 : x
  2. Step 2: Convert to fraction form
    8,937.99/13,408.02 = 3,395.49/x
  3. Step 3: Cross multiply
    8,937.99x = 13,408.02 × 3,395.49
  4. Step 4: Simplify right side
    8,937.99x = 45,526,797.83
  5. Step 5: Solve for x
    x = 45,526,797.83/8,937.99
  6. Step 6: Final answer
    x = 5,093.63

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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.