Finding the Fourth Proportional to 547,884.05, 821,826.08 and 547,884.05
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Solution
The fourth proportional to 547,884.05, 821,826.08 and 547,884.05 is: 821,826.08
Step by Step Solution
- Step 1: Write the proportion equation
547,884.05 : 821,826.08 = 547,884.05 : x - Step 2: Convert to fraction form
547,884.05/821,826.08 = 547,884.05/x - Step 3: Cross multiply
547,884.05x = 821,826.08 × 547,884.05 - Step 4: Simplify right side
547,884.05x = 450,265,398,366.60 - Step 5: Solve for x
x = 450,265,398,366.60/547,884.05 - Step 6: Final answer
x = 821,826.08
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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.