Finding the Fourth Proportional to 349,858.11, 482,953.17 and 235,203.26
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Solution
The fourth proportional to 349,858.11, 482,953.17 and 235,203.26 is: 324,680.64
Step by Step Solution
- Step 1: Write the proportion equation
349,858.11 : 482,953.17 = 235,203.26 : x - Step 2: Convert to fraction form
349,858.11/482,953.17 = 235,203.26/x - Step 3: Cross multiply
349,858.11x = 482,953.17 × 235,203.26 - Step 4: Simplify right side
349,858.11x = 113,592,157,852.36 - Step 5: Solve for x
x = 113,592,157,852.36/349,858.11 - Step 6: Final answer
x = 324,680.64
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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.