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Finding the Third Proportional to 18,994.50 and 29,241

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Solution

The third proportional to 18,994.50 and 29,241 is: 45,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,994.50 : 29,241 = 29,241 : x
  2. Step 2: Convert to fraction form
    18,994.50/29,241 = 29,241/x
  3. Step 3: Cross multiply
    18,994.50x = 29,241 × 29,241
  4. Step 4: Simplify right side
    18,994.50x = 855,036,081
  5. Step 5: Solve for x
    x = 855,036,081/18,994.50
  6. Step 6: Final answer
    x = 45,014.93

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.