Finding the Fourth Proportional to 667,951.64, 921,912.36 and 614,151.44
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Solution
The fourth proportional to 667,951.64, 921,912.36 and 614,151.44 is: 847,656.88
Step by Step Solution
- Step 1: Write the proportion equation
667,951.64 : 921,912.36 = 614,151.44 : x - Step 2: Convert to fraction form
667,951.64/921,912.36 = 614,151.44/x - Step 3: Cross multiply
667,951.64x = 921,912.36 × 614,151.44 - Step 4: Simplify right side
667,951.64x = 566,193,803,447.80 - Step 5: Solve for x
x = 566,193,803,447.80/667,951.64 - Step 6: Final answer
x = 847,656.88
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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.