Finding the Fourth Proportional to 693,826.05, 1,041,132.74 and 273,397.17
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Solution
The fourth proportional to 693,826.05, 1,041,132.74 and 273,397.17 is: 410,250.88
Step by Step Solution
- Step 1: Write the proportion equation
693,826.05 : 1,041,132.74 = 273,397.17 : x - Step 2: Convert to fraction form
693,826.05/1,041,132.74 = 273,397.17/x - Step 3: Cross multiply
693,826.05x = 1,041,132.74 × 273,397.17 - Step 4: Simplify right side
693,826.05x = 284,642,748,785.47 - Step 5: Solve for x
x = 284,642,748,785.47/693,826.05 - Step 6: Final answer
x = 410,250.88
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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.