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Finding the Fourth Proportional to 26,816.46, 40,224.65 and 8,348.46

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Solution

The fourth proportional to 26,816.46, 40,224.65 and 8,348.46 is: 12,522.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,816.46 : 40,224.65 = 8,348.46 : x
  2. Step 2: Convert to fraction form
    26,816.46/40,224.65 = 8,348.46/x
  3. Step 3: Cross multiply
    26,816.46x = 40,224.65 × 8,348.46
  4. Step 4: Simplify right side
    26,816.46x = 335,813,839.80
  5. Step 5: Solve for x
    x = 335,813,839.80/26,816.46
  6. Step 6: Final answer
    x = 12,522.68

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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.