Finding the Third Proportional to 997,654 and 2,181,932
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Solution
The third proportional to 997,654 and 2,181,932 is: 4,772,022.42
Step by Step Solution
- Step 1: Write the proportion equation
997,654 : 2,181,932 = 2,181,932 : x - Step 2: Convert to fraction form
997,654/2,181,932 = 2,181,932/x - Step 3: Cross multiply
997,654x = 2,181,932 × 2,181,932 - Step 4: Simplify right side
997,654x = 4,760,827,252,624 - Step 5: Solve for x
x = 4,760,827,252,624/997,654 - Step 6: Final answer
x = 4,772,022.42
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.