Finding the Fourth Proportional to 423,261.70, 584,122.41 and 232,273.54
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Solution
The fourth proportional to 423,261.70, 584,122.41 and 232,273.54 is: 320,549.15
Step by Step Solution
- Step 1: Write the proportion equation
423,261.70 : 584,122.41 = 232,273.54 : x - Step 2: Convert to fraction form
423,261.70/584,122.41 = 232,273.54/x - Step 3: Cross multiply
423,261.70x = 584,122.41 × 232,273.54 - Step 4: Simplify right side
423,261.70x = 135,676,179,964.03 - Step 5: Solve for x
x = 135,676,179,964.03/423,261.70 - Step 6: Final answer
x = 320,549.15
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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.