Finding the Third Proportional to 19,998 and 43,074
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Solution
The third proportional to 19,998 and 43,074 is: 92,777.75
Step by Step Solution
- Step 1: Write the proportion equation
19,998 : 43,074 = 43,074 : x - Step 2: Convert to fraction form
19,998/43,074 = 43,074/x - Step 3: Cross multiply
19,998x = 43,074 × 43,074 - Step 4: Simplify right side
19,998x = 1,855,369,476 - Step 5: Solve for x
x = 1,855,369,476/19,998 - Step 6: Final answer
x = 92,777.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.