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Finding the Fourth Proportional to 6,703.80, 10,042.28 and 3,197.22

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Solution

The fourth proportional to 6,703.80, 10,042.28 and 3,197.22 is: 4,789.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,703.80 : 10,042.28 = 3,197.22 : x
  2. Step 2: Convert to fraction form
    6,703.80/10,042.28 = 3,197.22/x
  3. Step 3: Cross multiply
    6,703.80x = 10,042.28 × 3,197.22
  4. Step 4: Simplify right side
    6,703.80x = 32,107,378.46
  5. Step 5: Solve for x
    x = 32,107,378.46/6,703.80
  6. Step 6: Final answer
    x = 4,789.43

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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.