Finding the Fourth Proportional to 1,193,754.68, 1,647,410.96 and 649,920.32
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Solution
The fourth proportional to 1,193,754.68, 1,647,410.96 and 649,920.32 is: 896,906.10
Step by Step Solution
- Step 1: Write the proportion equation
1,193,754.68 : 1,647,410.96 = 649,920.32 : x - Step 2: Convert to fraction form
1,193,754.68/1,647,410.96 = 649,920.32/x - Step 3: Cross multiply
1,193,754.68x = 1,647,410.96 × 649,920.32 - Step 4: Simplify right side
1,193,754.68x = 1,070,685,857,860.24 - Step 5: Solve for x
x = 1,070,685,857,860.24/1,193,754.68 - Step 6: Final answer
x = 896,906.10
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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.