Finding the Fourth Proportional to 1,691,524.88, 2,334,336.36 and 927,532.88
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Solution
The fourth proportional to 1,691,524.88, 2,334,336.36 and 927,532.88 is: 1,280,012.94
Step by Step Solution
- Step 1: Write the proportion equation
1,691,524.88 : 2,334,336.36 = 927,532.88 : x - Step 2: Convert to fraction form
1,691,524.88/2,334,336.36 = 927,532.88/x - Step 3: Cross multiply
1,691,524.88x = 2,334,336.36 × 927,532.88 - Step 4: Simplify right side
1,691,524.88x = 2,165,173,726,879.52 - Step 5: Solve for x
x = 2,165,173,726,879.52/1,691,524.88 - Step 6: Final answer
x = 1,280,012.94
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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.