Finding the Third Proportional to 423,914.63 and 921,458.25
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Solution
The third proportional to 423,914.63 and 921,458.25 is: 2,002,962.99
Step by Step Solution
- Step 1: Write the proportion equation
423,914.63 : 921,458.25 = 921,458.25 : x - Step 2: Convert to fraction form
423,914.63/921,458.25 = 921,458.25/x - Step 3: Cross multiply
423,914.63x = 921,458.25 × 921,458.25 - Step 4: Simplify right side
423,914.63x = 849,085,306,493.06 - Step 5: Solve for x
x = 849,085,306,493.06/423,914.63 - Step 6: Final answer
x = 2,002,962.99
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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.