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Finding the Fourth Proportional to 23,217, 34,779.38 and 11,494.44

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Solution

The fourth proportional to 23,217, 34,779.38 and 11,494.44 is: 17,218.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,217 : 34,779.38 = 11,494.44 : x
  2. Step 2: Convert to fraction form
    23,217/34,779.38 = 11,494.44/x
  3. Step 3: Cross multiply
    23,217x = 34,779.38 × 11,494.44
  4. Step 4: Simplify right side
    23,217x = 399,769,496.65
  5. Step 5: Solve for x
    x = 399,769,496.65/23,217
  6. Step 6: Final answer
    x = 17,218.83

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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.