Finding the Fourth Proportional to 341,927.05, 471,924.53 and 225,435.98
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Solution
The fourth proportional to 341,927.05, 471,924.53 and 225,435.98 is: 311,144.64
Step by Step Solution
- Step 1: Write the proportion equation
341,927.05 : 471,924.53 = 225,435.98 : x - Step 2: Convert to fraction form
341,927.05/471,924.53 = 225,435.98/x - Step 3: Cross multiply
341,927.05x = 471,924.53 × 225,435.98 - Step 4: Simplify right side
341,927.05x = 106,388,768,906.59 - Step 5: Solve for x
x = 106,388,768,906.59/341,927.05 - Step 6: Final answer
x = 311,144.64
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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.