Finding the Fourth Proportional to 264,520.54, 364,990.94 and 157,116.97
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Solution
The fourth proportional to 264,520.54, 364,990.94 and 157,116.97 is: 216,793.26
Step by Step Solution
- Step 1: Write the proportion equation
264,520.54 : 364,990.94 = 157,116.97 : x - Step 2: Convert to fraction form
264,520.54/364,990.94 = 157,116.97/x - Step 3: Cross multiply
264,520.54x = 364,990.94 × 157,116.97 - Step 4: Simplify right side
264,520.54x = 57,346,268,335.13 - Step 5: Solve for x
x = 57,346,268,335.13/264,520.54 - Step 6: Final answer
x = 216,793.26
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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.