Finding the Fourth Proportional to 364,349.05, 546,539.97 and 111,611.09
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Solution
The fourth proportional to 364,349.05, 546,539.97 and 111,611.09 is: 167,421.66
Step by Step Solution
- Step 1: Write the proportion equation
364,349.05 : 546,539.97 = 111,611.09 : x - Step 2: Convert to fraction form
364,349.05/546,539.97 = 111,611.09/x - Step 3: Cross multiply
364,349.05x = 546,539.97 × 111,611.09 - Step 4: Simplify right side
364,349.05x = 60,999,921,780.27 - Step 5: Solve for x
x = 60,999,921,780.27/364,349.05 - Step 6: Final answer
x = 167,421.66
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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.