Finding the Fourth Proportional to 437,953.70, 604,374.46 and 236,749.70
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Solution
The fourth proportional to 437,953.70, 604,374.46 and 236,749.70 is: 326,713.70
Step by Step Solution
- Step 1: Write the proportion equation
437,953.70 : 604,374.46 = 236,749.70 : x - Step 2: Convert to fraction form
437,953.70/604,374.46 = 236,749.70/x - Step 3: Cross multiply
437,953.70x = 604,374.46 × 236,749.70 - Step 4: Simplify right side
437,953.70x = 143,085,472,092.66 - Step 5: Solve for x
x = 143,085,472,092.66/437,953.70 - Step 6: Final answer
x = 326,713.70
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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.