Finding the Fourth Proportional to 276,531,786.08, 414,792,339.58 and 82,574,620.64
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Solution
The fourth proportional to 276,531,786.08, 414,792,339.58 and 82,574,620.64 is: 123,860,336.53
Step by Step Solution
- Step 1: Write the proportion equation
276,531,786.08 : 414,792,339.58 = 82,574,620.64 : x - Step 2: Convert to fraction form
276,531,786.08/414,792,339.58 = 82,574,620.64/x - Step 3: Cross multiply
276,531,786.08x = 414,792,339.58 × 82,574,620.64 - Step 4: Simplify right side
276,531,786.08x = 34,251,320,085,196,556 - Step 5: Solve for x
x = 34,251,320,085,196,556/276,531,786.08 - Step 6: Final answer
x = 123,860,336.53
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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.