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Finding the Fourth Proportional to 9,856.59, 14,786.97 and 3,193.41

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Solution

The fourth proportional to 9,856.59, 14,786.97 and 3,193.41 is: 4,790.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,856.59 : 14,786.97 = 3,193.41 : x
  2. Step 2: Convert to fraction form
    9,856.59/14,786.97 = 3,193.41/x
  3. Step 3: Cross multiply
    9,856.59x = 14,786.97 × 3,193.41
  4. Step 4: Simplify right side
    9,856.59x = 47,220,857.87
  5. Step 5: Solve for x
    x = 47,220,857.87/9,856.59
  6. Step 6: Final answer
    x = 4,790.79

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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.