Finding the Third Proportional to 7,943.25 and 16,977.75
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Solution
The third proportional to 7,943.25 and 16,977.75 is: 36,287.92
Step by Step Solution
- Step 1: Write the proportion equation
7,943.25 : 16,977.75 = 16,977.75 : x - Step 2: Convert to fraction form
7,943.25/16,977.75 = 16,977.75/x - Step 3: Cross multiply
7,943.25x = 16,977.75 × 16,977.75 - Step 4: Simplify right side
7,943.25x = 288,243,995.06 - Step 5: Solve for x
x = 288,243,995.06/7,943.25 - Step 6: Final answer
x = 36,287.92
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.