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Finding the Fourth Proportional to 17,301.52, 25,951.20 and 6,905.80

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Solution

The fourth proportional to 17,301.52, 25,951.20 and 6,905.80 is: 10,358.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,301.52 : 25,951.20 = 6,905.80 : x
  2. Step 2: Convert to fraction form
    17,301.52/25,951.20 = 6,905.80/x
  3. Step 3: Cross multiply
    17,301.52x = 25,951.20 × 6,905.80
  4. Step 4: Simplify right side
    17,301.52x = 179,213,796.96
  5. Step 5: Solve for x
    x = 179,213,796.96/17,301.52
  6. Step 6: Final answer
    x = 10,358.27

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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.