Finding the Fourth Proportional to 996,975.75, 1,375,826.55 and 544,266.75
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Solution
The fourth proportional to 996,975.75, 1,375,826.55 and 544,266.75 is: 751,088.12
Step by Step Solution
- Step 1: Write the proportion equation
996,975.75 : 1,375,826.55 = 544,266.75 : x - Step 2: Convert to fraction form
996,975.75/1,375,826.55 = 544,266.75/x - Step 3: Cross multiply
996,975.75x = 1,375,826.55 × 544,266.75 - Step 4: Simplify right side
996,975.75x = 748,816,644,932.21 - Step 5: Solve for x
x = 748,816,644,932.21/996,975.75 - Step 6: Final answer
x = 751,088.12
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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.