Finding the Third Proportional to 649,084 and 1,398,032
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Solution
The third proportional to 649,084 and 1,398,032 is: 3,011,156.45
Step by Step Solution
- Step 1: Write the proportion equation
649,084 : 1,398,032 = 1,398,032 : x - Step 2: Convert to fraction form
649,084/1,398,032 = 1,398,032/x - Step 3: Cross multiply
649,084x = 1,398,032 × 1,398,032 - Step 4: Simplify right side
649,084x = 1,954,493,473,024 - Step 5: Solve for x
x = 1,954,493,473,024/649,084 - Step 6: Final answer
x = 3,011,156.45
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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.