Finding the Fourth Proportional to 386,709.99, 580,092.92 and 161,844.16
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Solution
The fourth proportional to 386,709.99, 580,092.92 and 161,844.16 is: 242,777.93
Step by Step Solution
- Step 1: Write the proportion equation
386,709.99 : 580,092.92 = 161,844.16 : x - Step 2: Convert to fraction form
386,709.99/580,092.92 = 161,844.16/x - Step 3: Cross multiply
386,709.99x = 580,092.92 × 161,844.16 - Step 4: Simplify right side
386,709.99x = 93,884,651,359.35 - Step 5: Solve for x
x = 93,884,651,359.35/386,709.99 - Step 6: Final answer
x = 242,777.93
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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.