Finding the Fourth Proportional to 1,037,389.75, 1,431,641.60 and 584,680.75
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Solution
The fourth proportional to 1,037,389.75, 1,431,641.60 and 584,680.75 is: 806,884.09
Step by Step Solution
- Step 1: Write the proportion equation
1,037,389.75 : 1,431,641.60 = 584,680.75 : x - Step 2: Convert to fraction form
1,037,389.75/1,431,641.60 = 584,680.75/x - Step 3: Cross multiply
1,037,389.75x = 1,431,641.60 × 584,680.75 - Step 4: Simplify right side
1,037,389.75x = 837,053,284,419.20 - Step 5: Solve for x
x = 837,053,284,419.20/1,037,389.75 - Step 6: Final answer
x = 806,884.09
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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.