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Finding the Fourth Proportional to 8,394.35, 12,593.35 and 2,772.26

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Solution

The fourth proportional to 8,394.35, 12,593.35 and 2,772.26 is: 4,158.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.35 : 12,593.35 = 2,772.26 : x
  2. Step 2: Convert to fraction form
    8,394.35/12,593.35 = 2,772.26/x
  3. Step 3: Cross multiply
    8,394.35x = 12,593.35 × 2,772.26
  4. Step 4: Simplify right side
    8,394.35x = 34,912,040.47
  5. Step 5: Solve for x
    x = 34,912,040.47/8,394.35
  6. Step 6: Final answer
    x = 4,158.99

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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.