Finding the Fourth Proportional to 1,693,233.63, 2,336,650.20 and 918,844.97
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Solution
The fourth proportional to 1,693,233.63, 2,336,650.20 and 918,844.97 is: 1,267,999.43
Step by Step Solution
- Step 1: Write the proportion equation
1,693,233.63 : 2,336,650.20 = 918,844.97 : x - Step 2: Convert to fraction form
1,693,233.63/2,336,650.20 = 918,844.97/x - Step 3: Cross multiply
1,693,233.63x = 2,336,650.20 × 918,844.97 - Step 4: Simplify right side
1,693,233.63x = 2,147,019,271,236.24 - Step 5: Solve for x
x = 2,147,019,271,236.24/1,693,233.63 - Step 6: Final answer
x = 1,267,999.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.