Finding the Fourth Proportional to 1,193,569.67, 1,647,147.17 and 649,721.09
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Solution
The fourth proportional to 1,193,569.67, 1,647,147.17 and 649,721.09 is: 896,626.55
Step by Step Solution
- Step 1: Write the proportion equation
1,193,569.67 : 1,647,147.17 = 649,721.09 : x - Step 2: Convert to fraction form
1,193,569.67/1,647,147.17 = 649,721.09/x - Step 3: Cross multiply
1,193,569.67x = 1,647,147.17 × 649,721.09 - Step 4: Simplify right side
1,193,569.67x = 1,070,186,254,682.82 - Step 5: Solve for x
x = 1,070,186,254,682.82/1,193,569.67 - Step 6: Final answer
x = 896,626.55
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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.