Finding the Fourth Proportional to 416,436.07, 624,651.99 and 100,893.01
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Solution
The fourth proportional to 416,436.07, 624,651.99 and 100,893.01 is: 151,339.00
Step by Step Solution
- Step 1: Write the proportion equation
416,436.07 : 624,651.99 = 100,893.01 : x - Step 2: Convert to fraction form
416,436.07/624,651.99 = 100,893.01/x - Step 3: Cross multiply
416,436.07x = 624,651.99 × 100,893.01 - Step 4: Simplify right side
416,436.07x = 63,023,019,473.59 - Step 5: Solve for x
x = 63,023,019,473.59/416,436.07 - Step 6: Final answer
x = 151,339.00
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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.