Finding the Fourth Proportional to 461,615.33, 637,135.44 and 270,690.23
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Solution
The fourth proportional to 461,615.33, 637,135.44 and 270,690.23 is: 373,614.84
Step by Step Solution
- Step 1: Write the proportion equation
461,615.33 : 637,135.44 = 270,690.23 : x - Step 2: Convert to fraction form
461,615.33/637,135.44 = 270,690.23/x - Step 3: Cross multiply
461,615.33x = 637,135.44 × 270,690.23 - Step 4: Simplify right side
461,615.33x = 172,466,338,794.75 - Step 5: Solve for x
x = 172,466,338,794.75/461,615.33 - Step 6: Final answer
x = 373,614.84
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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.