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Finding the Third Proportional to 18,189.56 and 29,205.56

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Solution

The third proportional to 18,189.56 and 29,205.56 is: 46,893.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,189.56 : 29,205.56 = 29,205.56 : x
  2. Step 2: Convert to fraction form
    18,189.56/29,205.56 = 29,205.56/x
  3. Step 3: Cross multiply
    18,189.56x = 29,205.56 × 29,205.56
  4. Step 4: Simplify right side
    18,189.56x = 852,964,880.94
  5. Step 5: Solve for x
    x = 852,964,880.94/18,189.56
  6. Step 6: Final answer
    x = 46,893.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.