Finding the Third Proportional to 642,741.19 and 940,452.19
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Solution
The third proportional to 642,741.19 and 940,452.19 is: 1,376,059.81
Step by Step Solution
- Step 1: Write the proportion equation
642,741.19 : 940,452.19 = 940,452.19 : x - Step 2: Convert to fraction form
642,741.19/940,452.19 = 940,452.19/x - Step 3: Cross multiply
642,741.19x = 940,452.19 × 940,452.19 - Step 4: Simplify right side
642,741.19x = 884,450,316,973.54 - Step 5: Solve for x
x = 884,450,316,973.54/642,741.19 - Step 6: Final answer
x = 1,376,059.81
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.