Finding the Third Proportional to 75,220.31 and 156,741.75
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Solution
The third proportional to 75,220.31 and 156,741.75 is: 326,613.59
Step by Step Solution
- Step 1: Write the proportion equation
75,220.31 : 156,741.75 = 156,741.75 : x - Step 2: Convert to fraction form
75,220.31/156,741.75 = 156,741.75/x - Step 3: Cross multiply
75,220.31x = 156,741.75 × 156,741.75 - Step 4: Simplify right side
75,220.31x = 24,567,976,193.06 - Step 5: Solve for x
x = 24,567,976,193.06/75,220.31 - Step 6: Final answer
x = 326,613.59
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.