Finding the Fourth Proportional to 364,885.80, 503,537.76 and 203,743.68
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Solution
The fourth proportional to 364,885.80, 503,537.76 and 203,743.68 is: 281,163.69
Step by Step Solution
- Step 1: Write the proportion equation
364,885.80 : 503,537.76 = 203,743.68 : x - Step 2: Convert to fraction form
364,885.80/503,537.76 = 203,743.68/x - Step 3: Cross multiply
364,885.80x = 503,537.76 × 203,743.68 - Step 4: Simplify right side
364,885.80x = 102,592,636,241.36 - Step 5: Solve for x
x = 102,592,636,241.36/364,885.80 - Step 6: Final answer
x = 281,163.69
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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.