Finding the Third Proportional to 164,116 and 386,394
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Solution
The third proportional to 164,116 and 386,394 is: 909,724.36
Step by Step Solution
- Step 1: Write the proportion equation
164,116 : 386,394 = 386,394 : x - Step 2: Convert to fraction form
164,116/386,394 = 386,394/x - Step 3: Cross multiply
164,116x = 386,394 × 386,394 - Step 4: Simplify right side
164,116x = 149,300,323,236 - Step 5: Solve for x
x = 149,300,323,236/164,116 - Step 6: Final answer
x = 909,724.36
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Why These Related Problems?
These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.