Finding the Third Proportional to 793,650 and 1,665,921
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Solution
The third proportional to 793,650 and 1,665,921 is: 3,496,872.40
Step by Step Solution
- Step 1: Write the proportion equation
793,650 : 1,665,921 = 1,665,921 : x - Step 2: Convert to fraction form
793,650/1,665,921 = 1,665,921/x - Step 3: Cross multiply
793,650x = 1,665,921 × 1,665,921 - Step 4: Simplify right side
793,650x = 2,775,292,778,241 - Step 5: Solve for x
x = 2,775,292,778,241/793,650 - Step 6: Final answer
x = 3,496,872.40
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.