Finding the Third Proportional to 876,838 and 1,321,050
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Solution
The third proportional to 876,838 and 1,321,050 is: 1,990,302.77
Step by Step Solution
- Step 1: Write the proportion equation
876,838 : 1,321,050 = 1,321,050 : x - Step 2: Convert to fraction form
876,838/1,321,050 = 1,321,050/x - Step 3: Cross multiply
876,838x = 1,321,050 × 1,321,050 - Step 4: Simplify right side
876,838x = 1,745,173,102,500 - Step 5: Solve for x
x = 1,745,173,102,500/876,838 - Step 6: Final answer
x = 1,990,302.77
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.