Finding the Fourth Proportional to 423,467.40, 584,350.29 and 232,474.26
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Solution
The fourth proportional to 423,467.40, 584,350.29 and 232,474.26 is: 320,795.42
Step by Step Solution
- Step 1: Write the proportion equation
423,467.40 : 584,350.29 = 232,474.26 : x - Step 2: Convert to fraction form
423,467.40/584,350.29 = 232,474.26/x - Step 3: Cross multiply
423,467.40x = 584,350.29 × 232,474.26 - Step 4: Simplify right side
423,467.40x = 135,846,401,248.54 - Step 5: Solve for x
x = 135,846,401,248.54/423,467.40 - Step 6: Final answer
x = 320,795.42
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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.