Finding the Third Proportional to 2,029.99 and 4,447.90
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Solution
The third proportional to 2,029.99 and 4,447.90 is: 9,745.75
Step by Step Solution
- Step 1: Write the proportion equation
2,029.99 : 4,447.90 = 4,447.90 : x - Step 2: Convert to fraction form
2,029.99/4,447.90 = 4,447.90/x - Step 3: Cross multiply
2,029.99x = 4,447.90 × 4,447.90 - Step 4: Simplify right side
2,029.99x = 19,783,800.51 - Step 5: Solve for x
x = 19,783,800.51/2,029.99 - Step 6: Final answer
x = 9,745.75
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.