Finding the Fourth Proportional to 364,558.80, 546,838.20 and 252,365.70
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Solution
The fourth proportional to 364,558.80, 546,838.20 and 252,365.70 is: 378,548.55
Step by Step Solution
- Step 1: Write the proportion equation
364,558.80 : 546,838.20 = 252,365.70 : x - Step 2: Convert to fraction form
364,558.80/546,838.20 = 252,365.70/x - Step 3: Cross multiply
364,558.80x = 546,838.20 × 252,365.70 - Step 4: Simplify right side
364,558.80x = 138,003,205,129.74 - Step 5: Solve for x
x = 138,003,205,129.74/364,558.80 - Step 6: Final answer
x = 378,548.55
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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.