Finding the Fourth Proportional to 701,842.68, 1,052,851.50 and 228,400.92
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Solution
The fourth proportional to 701,842.68, 1,052,851.50 and 228,400.92 is: 342,629.85
Step by Step Solution
- Step 1: Write the proportion equation
701,842.68 : 1,052,851.50 = 228,400.92 : x - Step 2: Convert to fraction form
701,842.68/1,052,851.50 = 228,400.92/x - Step 3: Cross multiply
701,842.68x = 1,052,851.50 × 228,400.92 - Step 4: Simplify right side
701,842.68x = 240,472,251,223.38 - Step 5: Solve for x
x = 240,472,251,223.38/701,842.68 - Step 6: Final answer
x = 342,629.85
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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.