Finding the Fourth Proportional to 5,480,578.06, 7,563,142.02 and 3,033,193.84
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Solution
The fourth proportional to 5,480,578.06, 7,563,142.02 and 3,033,193.84 is: 4,185,776.67
Step by Step Solution
- Step 1: Write the proportion equation
5,480,578.06 : 7,563,142.02 = 3,033,193.84 : x - Step 2: Convert to fraction form
5,480,578.06/7,563,142.02 = 3,033,193.84/x - Step 3: Cross multiply
5,480,578.06x = 7,563,142.02 × 3,033,193.84 - Step 4: Simplify right side
5,480,578.06x = 22,940,475,778,575.78 - Step 5: Solve for x
x = 22,940,475,778,575.78/5,480,578.06 - Step 6: Final answer
x = 4,185,776.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.