Finding the Fourth Proportional to 240,268.05, 331,576.82 and 132,844.99
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Solution
The fourth proportional to 240,268.05, 331,576.82 and 132,844.99 is: 183,329.91
Step by Step Solution
- Step 1: Write the proportion equation
240,268.05 : 331,576.82 = 132,844.99 : x - Step 2: Convert to fraction form
240,268.05/331,576.82 = 132,844.99/x - Step 3: Cross multiply
240,268.05x = 331,576.82 × 132,844.99 - Step 4: Simplify right side
240,268.05x = 44,048,319,337.13 - Step 5: Solve for x
x = 44,048,319,337.13/240,268.05 - Step 6: Final answer
x = 183,329.91
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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.