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Finding the Fourth Proportional to 17,000.28, 25,453.14 and 12,827.68

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Solution

The fourth proportional to 17,000.28, 25,453.14 and 12,827.68 is: 19,205.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,000.28 : 25,453.14 = 12,827.68 : x
  2. Step 2: Convert to fraction form
    17,000.28/25,453.14 = 12,827.68/x
  3. Step 3: Cross multiply
    17,000.28x = 25,453.14 × 12,827.68
  4. Step 4: Simplify right side
    17,000.28x = 326,504,734.92
  5. Step 5: Solve for x
    x = 326,504,734.92/17,000.28
  6. Step 6: Final answer
    x = 19,205.84

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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.