Finding the Third Proportional to 985,248 and 2,122,431
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Solution
The third proportional to 985,248 and 2,122,431 is: 4,572,161.88
Step by Step Solution
- Step 1: Write the proportion equation
985,248 : 2,122,431 = 2,122,431 : x - Step 2: Convert to fraction form
985,248/2,122,431 = 2,122,431/x - Step 3: Cross multiply
985,248x = 2,122,431 × 2,122,431 - Step 4: Simplify right side
985,248x = 4,504,713,349,761 - Step 5: Solve for x
x = 4,504,713,349,761/985,248 - Step 6: Final answer
x = 4,572,161.88
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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.