Finding the Fourth Proportional to 701,278.08, 1,052,093.76 and 202,638.72
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Solution
The fourth proportional to 701,278.08, 1,052,093.76 and 202,638.72 is: 304,009.12
Step by Step Solution
- Step 1: Write the proportion equation
701,278.08 : 1,052,093.76 = 202,638.72 : x - Step 2: Convert to fraction form
701,278.08/1,052,093.76 = 202,638.72/x - Step 3: Cross multiply
701,278.08x = 1,052,093.76 × 202,638.72 - Step 4: Simplify right side
701,278.08x = 213,194,932,846.39 - Step 5: Solve for x
x = 213,194,932,846.39/701,278.08 - Step 6: Final answer
x = 304,009.12
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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.