Finding the Fourth Proportional to 1,644,592.43, 2,467,057.84 and 620,785.07
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Solution
The fourth proportional to 1,644,592.43, 2,467,057.84 and 620,785.07 is: 931,241.48
Step by Step Solution
- Step 1: Write the proportion equation
1,644,592.43 : 2,467,057.84 = 620,785.07 : x - Step 2: Convert to fraction form
1,644,592.43/2,467,057.84 = 620,785.07/x - Step 3: Cross multiply
1,644,592.43x = 2,467,057.84 × 620,785.07 - Step 4: Simplify right side
1,644,592.43x = 1,531,512,678,514.13 - Step 5: Solve for x
x = 1,531,512,678,514.13/1,644,592.43 - Step 6: Final answer
x = 931,241.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.