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Finding the Third Proportional to 18,606.75 and 27,088.50

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Solution

The third proportional to 18,606.75 and 27,088.50 is: 39,436.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,606.75 : 27,088.50 = 27,088.50 : x
  2. Step 2: Convert to fraction form
    18,606.75/27,088.50 = 27,088.50/x
  3. Step 3: Cross multiply
    18,606.75x = 27,088.50 × 27,088.50
  4. Step 4: Simplify right side
    18,606.75x = 733,786,832.25
  5. Step 5: Solve for x
    x = 733,786,832.25/18,606.75
  6. Step 6: Final answer
    x = 39,436.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.