Finding the Third Proportional to 830,740 and 1,801,448
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Solution
The third proportional to 830,740 and 1,801,448 is: 3,906,414.64
Step by Step Solution
- Step 1: Write the proportion equation
830,740 : 1,801,448 = 1,801,448 : x - Step 2: Convert to fraction form
830,740/1,801,448 = 1,801,448/x - Step 3: Cross multiply
830,740x = 1,801,448 × 1,801,448 - Step 4: Simplify right side
830,740x = 3,245,214,896,704 - Step 5: Solve for x
x = 3,245,214,896,704/830,740 - Step 6: Final answer
x = 3,906,414.64
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.