Finding the Fourth Proportional to 437,858.99, 604,245.13 and 236,654.99
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Solution
The fourth proportional to 437,858.99, 604,245.13 and 236,654.99 is: 326,583.74
Step by Step Solution
- Step 1: Write the proportion equation
437,858.99 : 604,245.13 = 236,654.99 : x - Step 2: Convert to fraction form
437,858.99/604,245.13 = 236,654.99/x - Step 3: Cross multiply
437,858.99x = 604,245.13 × 236,654.99 - Step 4: Simplify right side
437,858.99x = 142,997,625,197.70 - Step 5: Solve for x
x = 142,997,625,197.70/437,858.99 - Step 6: Final answer
x = 326,583.74
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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.