Finding the Third Proportional to 422,904 and 911,826
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Solution
The third proportional to 422,904 and 911,826 is: 1,965,993.83
Step by Step Solution
- Step 1: Write the proportion equation
422,904 : 911,826 = 911,826 : x - Step 2: Convert to fraction form
422,904/911,826 = 911,826/x - Step 3: Cross multiply
422,904x = 911,826 × 911,826 - Step 4: Simplify right side
422,904x = 831,426,654,276 - Step 5: Solve for x
x = 831,426,654,276/422,904 - Step 6: Final answer
x = 1,965,993.83
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.