Finding the Fourth Proportional to 423,192.96, 584,011.68 and 232,202.88
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Solution
The fourth proportional to 423,192.96, 584,011.68 and 232,202.88 is: 320,442.93
Step by Step Solution
- Step 1: Write the proportion equation
423,192.96 : 584,011.68 = 232,202.88 : x - Step 2: Convert to fraction form
423,192.96/584,011.68 = 232,202.88/x - Step 3: Cross multiply
423,192.96x = 584,011.68 × 232,202.88 - Step 4: Simplify right side
423,192.96x = 135,609,194,049.64 - Step 5: Solve for x
x = 135,609,194,049.64/423,192.96 - Step 6: Final answer
x = 320,442.93
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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.