Finding the Fourth Proportional to 1,251,529.68, 1,726,622.51 and 816,458.49
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Solution
The fourth proportional to 1,251,529.68, 1,726,622.51 and 816,458.49 is: 1,126,394.06
Step by Step Solution
- Step 1: Write the proportion equation
1,251,529.68 : 1,726,622.51 = 816,458.49 : x - Step 2: Convert to fraction form
1,251,529.68/1,726,622.51 = 816,458.49/x - Step 3: Cross multiply
1,251,529.68x = 1,726,622.51 × 816,458.49 - Step 4: Simplify right side
1,251,529.68x = 1,409,715,603,232.32 - Step 5: Solve for x
x = 1,409,715,603,232.32/1,251,529.68 - Step 6: Final answer
x = 1,126,394.06
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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.