Finding the Fourth Proportional to 341,806.94, 512,373.44 and 120,035.42
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Solution
The fourth proportional to 341,806.94, 512,373.44 and 120,035.42 is: 179,934.79
Step by Step Solution
- Step 1: Write the proportion equation
341,806.94 : 512,373.44 = 120,035.42 : x - Step 2: Convert to fraction form
341,806.94/512,373.44 = 120,035.42/x - Step 3: Cross multiply
341,806.94x = 512,373.44 × 120,035.42 - Step 4: Simplify right side
341,806.94x = 61,502,961,067.24 - Step 5: Solve for x
x = 61,502,961,067.24/341,806.94 - Step 6: Final answer
x = 179,934.79
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1.5x scale
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.