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Finding the Fourth Proportional to 8,370.59, 12,559.97 and 3,441.71

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Solution

The fourth proportional to 8,370.59, 12,559.97 and 3,441.71 is: 5,164.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.59 : 12,559.97 = 3,441.71 : x
  2. Step 2: Convert to fraction form
    8,370.59/12,559.97 = 3,441.71/x
  3. Step 3: Cross multiply
    8,370.59x = 12,559.97 × 3,441.71
  4. Step 4: Simplify right side
    8,370.59x = 43,227,757.14
  5. Step 5: Solve for x
    x = 43,227,757.14/8,370.59
  6. Step 6: Final answer
    x = 5,164.24

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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.