Finding the Third Proportional to 76,622.25 and 162,459.75
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Solution
The third proportional to 76,622.25 and 162,459.75 is: 344,458.31
Step by Step Solution
- Step 1: Write the proportion equation
76,622.25 : 162,459.75 = 162,459.75 : x - Step 2: Convert to fraction form
76,622.25/162,459.75 = 162,459.75/x - Step 3: Cross multiply
76,622.25x = 162,459.75 × 162,459.75 - Step 4: Simplify right side
76,622.25x = 26,393,170,370.06 - Step 5: Solve for x
x = 26,393,170,370.06/76,622.25 - Step 6: Final answer
x = 344,458.31
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.