Finding the Fourth Proportional to 467,207.03, 644,751.74 and 276,218.75
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Solution
The fourth proportional to 467,207.03, 644,751.74 and 276,218.75 is: 381,185.45
Step by Step Solution
- Step 1: Write the proportion equation
467,207.03 : 644,751.74 = 276,218.75 : x - Step 2: Convert to fraction form
467,207.03/644,751.74 = 276,218.75/x - Step 3: Cross multiply
467,207.03x = 644,751.74 × 276,218.75 - Step 4: Simplify right side
467,207.03x = 178,092,521,985.55 - Step 5: Solve for x
x = 178,092,521,985.55/467,207.03 - Step 6: Final answer
x = 381,185.45
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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.