Finding the Third Proportional to 38,632,471 and 82,873,074
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Solution
The third proportional to 38,632,471 and 82,873,074 is: 177,776,523.65
Step by Step Solution
- Step 1: Write the proportion equation
38,632,471 : 82,873,074 = 82,873,074 : x - Step 2: Convert to fraction form
38,632,471/82,873,074 = 82,873,074/x - Step 3: Cross multiply
38,632,471x = 82,873,074 × 82,873,074 - Step 4: Simplify right side
38,632,471x = 6,867,946,394,209,476 - Step 5: Solve for x
x = 6,867,946,394,209,476/38,632,471 - Step 6: Final answer
x = 177,776,523.65
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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.