Finding the Fourth Proportional to 331,615.26, 497,438.55 and 94,992.66
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Solution
The fourth proportional to 331,615.26, 497,438.55 and 94,992.66 is: 142,493.48
Step by Step Solution
- Step 1: Write the proportion equation
331,615.26 : 497,438.55 = 94,992.66 : x - Step 2: Convert to fraction form
331,615.26/497,438.55 = 94,992.66/x - Step 3: Cross multiply
331,615.26x = 497,438.55 × 94,992.66 - Step 4: Simplify right side
331,615.26x = 47,253,011,051.04 - Step 5: Solve for x
x = 47,253,011,051.04/331,615.26 - Step 6: Final answer
x = 142,493.48
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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.