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Finding the Fourth Proportional to 8,596.89, 12,895.36 and 2,356.99

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Solution

The fourth proportional to 8,596.89, 12,895.36 and 2,356.99 is: 3,535.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,596.89 : 12,895.36 = 2,356.99 : x
  2. Step 2: Convert to fraction form
    8,596.89/12,895.36 = 2,356.99/x
  3. Step 3: Cross multiply
    8,596.89x = 12,895.36 × 2,356.99
  4. Step 4: Simplify right side
    8,596.89x = 30,394,255.02
  5. Step 5: Solve for x
    x = 30,394,255.02/8,596.89
  6. Step 6: Final answer
    x = 3,535.49

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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.