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Finding the Third Proportional to 11,551.50 and 18,363.75

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Solution

The third proportional to 11,551.50 and 18,363.75 is: 29,193.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551.50 : 18,363.75 = 18,363.75 : x
  2. Step 2: Convert to fraction form
    11,551.50/18,363.75 = 18,363.75/x
  3. Step 3: Cross multiply
    11,551.50x = 18,363.75 × 18,363.75
  4. Step 4: Simplify right side
    11,551.50x = 337,227,314.06
  5. Step 5: Solve for x
    x = 337,227,314.06/11,551.50
  6. Step 6: Final answer
    x = 29,193.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.