Finding the Third Proportional to 196,926 and 431,986
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Solution
The third proportional to 196,926 and 431,986 is: 947,624.51
Step by Step Solution
- Step 1: Write the proportion equation
196,926 : 431,986 = 431,986 : x - Step 2: Convert to fraction form
196,926/431,986 = 431,986/x - Step 3: Cross multiply
196,926x = 431,986 × 431,986 - Step 4: Simplify right side
196,926x = 186,611,904,196 - Step 5: Solve for x
x = 186,611,904,196/196,926 - Step 6: Final answer
x = 947,624.51
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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.