Finding the Fourth Proportional to 5,356,255.24, 8,063,340.39 and 4,879,546.76
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Solution
The fourth proportional to 5,356,255.24, 8,063,340.39 and 4,879,546.76 is: 7,345,700.44
Step by Step Solution
- Step 1: Write the proportion equation
5,356,255.24 : 8,063,340.39 = 4,879,546.76 : x - Step 2: Convert to fraction form
5,356,255.24/8,063,340.39 = 4,879,546.76/x - Step 3: Cross multiply
5,356,255.24x = 8,063,340.39 × 4,879,546.76 - Step 4: Simplify right side
5,356,255.24x = 39,345,446,474,801.63 - Step 5: Solve for x
x = 39,345,446,474,801.63/5,356,255.24 - Step 6: Final answer
x = 7,345,700.44
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.