Finding the Fourth Proportional to 240,445.53, 331,824.60 and 133,013.75
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Solution
The fourth proportional to 240,445.53, 331,824.60 and 133,013.75 is: 183,564.37
Step by Step Solution
- Step 1: Write the proportion equation
240,445.53 : 331,824.60 = 133,013.75 : x - Step 2: Convert to fraction form
240,445.53/331,824.60 = 133,013.75/x - Step 3: Cross multiply
240,445.53x = 331,824.60 × 133,013.75 - Step 4: Simplify right side
240,445.53x = 44,137,232,729.13 - Step 5: Solve for x
x = 44,137,232,729.13/240,445.53 - Step 6: Final answer
x = 183,564.37
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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.