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Finding the Fourth Proportional to 6,291.23, 9,436.23 and 3,169.99

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Solution

The fourth proportional to 6,291.23, 9,436.23 and 3,169.99 is: 4,754.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291.23 : 9,436.23 = 3,169.99 : x
  2. Step 2: Convert to fraction form
    6,291.23/9,436.23 = 3,169.99/x
  3. Step 3: Cross multiply
    6,291.23x = 9,436.23 × 3,169.99
  4. Step 4: Simplify right side
    6,291.23x = 29,912,754.74
  5. Step 5: Solve for x
    x = 29,912,754.74/6,291.23
  6. Step 6: Final answer
    x = 4,754.68

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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.