Finding the Third Proportional to 832,120 and 1,790,645
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Solution
The third proportional to 832,120 and 1,790,645 is: 3,853,301.83
Step by Step Solution
- Step 1: Write the proportion equation
832,120 : 1,790,645 = 1,790,645 : x - Step 2: Convert to fraction form
832,120/1,790,645 = 1,790,645/x - Step 3: Cross multiply
832,120x = 1,790,645 × 1,790,645 - Step 4: Simplify right side
832,120x = 3,206,409,516,025 - Step 5: Solve for x
x = 3,206,409,516,025/832,120 - Step 6: Final answer
x = 3,853,301.83
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.