Finding the Third Proportional to 981,422 and 1,477,049
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Solution
The third proportional to 981,422 and 1,477,049 is: 2,222,972.12
Step by Step Solution
- Step 1: Write the proportion equation
981,422 : 1,477,049 = 1,477,049 : x - Step 2: Convert to fraction form
981,422/1,477,049 = 1,477,049/x - Step 3: Cross multiply
981,422x = 1,477,049 × 1,477,049 - Step 4: Simplify right side
981,422x = 2,181,673,748,401 - Step 5: Solve for x
x = 2,181,673,748,401/981,422 - Step 6: Final answer
x = 2,222,972.12
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.