Finding the Fourth Proportional to 247,434.94, 371,371.11 and 162,958.42
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Solution
The fourth proportional to 247,434.94, 371,371.11 and 162,958.42 is: 244,581.66
Step by Step Solution
- Step 1: Write the proportion equation
247,434.94 : 371,371.11 = 162,958.42 : x - Step 2: Convert to fraction form
247,434.94/371,371.11 = 162,958.42/x - Step 3: Cross multiply
247,434.94x = 371,371.11 × 162,958.42 - Step 4: Simplify right side
247,434.94x = 60,518,049,319.25 - Step 5: Solve for x
x = 60,518,049,319.25/247,434.94 - Step 6: Final answer
x = 244,581.66
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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.