Finding the Fourth Proportional to 996,133.92, 1,367,719.44 and 970,153.44
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Solution
The fourth proportional to 996,133.92, 1,367,719.44 and 970,153.44 is: 1,332,047.52
Step by Step Solution
- Step 1: Write the proportion equation
996,133.92 : 1,367,719.44 = 970,153.44 : x - Step 2: Convert to fraction form
996,133.92/1,367,719.44 = 970,153.44/x - Step 3: Cross multiply
996,133.92x = 1,367,719.44 × 970,153.44 - Step 4: Simplify right side
996,133.92x = 1,326,897,719,670.87 - Step 5: Solve for x
x = 1,326,897,719,670.87/996,133.92 - Step 6: Final answer
x = 1,332,047.52
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.