Finding the Fourth Proportional to 1,817,785.68, 2,726,685.36 and 555,608.40
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Solution
The fourth proportional to 1,817,785.68, 2,726,685.36 and 555,608.40 is: 833,414.69
Step by Step Solution
- Step 1: Write the proportion equation
1,817,785.68 : 2,726,685.36 = 555,608.40 : x - Step 2: Convert to fraction form
1,817,785.68/2,726,685.36 = 555,608.40/x - Step 3: Cross multiply
1,817,785.68x = 2,726,685.36 × 555,608.40 - Step 4: Simplify right side
1,817,785.68x = 1,514,969,290,173.02 - Step 5: Solve for x
x = 1,514,969,290,173.02/1,817,785.68 - Step 6: Final answer
x = 833,414.69
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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.