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Finding the Third Proportional to 303,289.50 and 660,093

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Solution

The third proportional to 303,289.50 and 660,093 is: 1,436,656.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,289.50 : 660,093 = 660,093 : x
  2. Step 2: Convert to fraction form
    303,289.50/660,093 = 660,093/x
  3. Step 3: Cross multiply
    303,289.50x = 660,093 × 660,093
  4. Step 4: Simplify right side
    303,289.50x = 435,722,768,649
  5. Step 5: Solve for x
    x = 435,722,768,649/303,289.50
  6. Step 6: Final answer
    x = 1,436,656.29

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.