Finding the Third Proportional to 6,280 and 7,998
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Solution
The third proportional to 6,280 and 7,998 is: 10,185.99
Step by Step Solution
- Step 1: Write the proportion equation
6,280 : 7,998 = 7,998 : x - Step 2: Convert to fraction form
6,280/7,998 = 7,998/x - Step 3: Cross multiply
6,280x = 7,998 × 7,998 - Step 4: Simplify right side
6,280x = 63,968,004 - Step 5: Solve for x
x = 63,968,004/6,280 - Step 6: Final answer
x = 10,185.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.