Finding the Fourth Proportional to 271,872.92, 375,320.99 and 169,955.08
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Solution
The fourth proportional to 271,872.92, 375,320.99 and 169,955.08 is: 234,623.25
Step by Step Solution
- Step 1: Write the proportion equation
271,872.92 : 375,320.99 = 169,955.08 : x - Step 2: Convert to fraction form
271,872.92/375,320.99 = 169,955.08/x - Step 3: Cross multiply
271,872.92x = 375,320.99 × 169,955.08 - Step 4: Simplify right side
271,872.92x = 63,787,708,367.71 - Step 5: Solve for x
x = 63,787,708,367.71/271,872.92 - Step 6: Final answer
x = 234,623.25
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1.5x scale
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.