Finding the Fourth Proportional to 366,963.15, 512,698.65 and 366,963.15
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Solution
The fourth proportional to 366,963.15, 512,698.65 and 366,963.15 is: 512,698.65
Step by Step Solution
- Step 1: Write the proportion equation
366,963.15 : 512,698.65 = 366,963.15 : x - Step 2: Convert to fraction form
366,963.15/512,698.65 = 366,963.15/x - Step 3: Cross multiply
366,963.15x = 512,698.65 × 366,963.15 - Step 4: Simplify right side
366,963.15x = 188,141,511,604.75 - Step 5: Solve for x
x = 188,141,511,604.75/366,963.15 - Step 6: Final answer
x = 512,698.65
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.