Finding the Fourth Proportional to 964,163.52, 1,330,556.76 and 534,450.96
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Solution
The fourth proportional to 964,163.52, 1,330,556.76 and 534,450.96 is: 737,548.48
Step by Step Solution
- Step 1: Write the proportion equation
964,163.52 : 1,330,556.76 = 534,450.96 : x - Step 2: Convert to fraction form
964,163.52/1,330,556.76 = 534,450.96/x - Step 3: Cross multiply
964,163.52x = 1,330,556.76 × 534,450.96 - Step 4: Simplify right side
964,163.52x = 711,117,337,716.49 - Step 5: Solve for x
x = 711,117,337,716.49/964,163.52 - Step 6: Final answer
x = 737,548.48
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1.5x scale
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.