Finding the Fourth Proportional to 364,472.37, 546,194.76 and 172,141.77
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Solution
The fourth proportional to 364,472.37, 546,194.76 and 172,141.77 is: 257,969.99
Step by Step Solution
- Step 1: Write the proportion equation
364,472.37 : 546,194.76 = 172,141.77 : x - Step 2: Convert to fraction form
364,472.37/546,194.76 = 172,141.77/x - Step 3: Cross multiply
364,472.37x = 546,194.76 × 172,141.77 - Step 4: Simplify right side
364,472.37x = 94,022,932,751.13 - Step 5: Solve for x
x = 94,022,932,751.13/364,472.37 - Step 6: Final answer
x = 257,969.99
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1.5x scale
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.