Finding the Fourth Proportional to 477,414.01, 658,818.21 and 262,554.09
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Solution
The fourth proportional to 477,414.01, 658,818.21 and 262,554.09 is: 362,317.43
Step by Step Solution
- Step 1: Write the proportion equation
477,414.01 : 658,818.21 = 262,554.09 : x - Step 2: Convert to fraction form
477,414.01/658,818.21 = 262,554.09/x - Step 3: Cross multiply
477,414.01x = 658,818.21 × 262,554.09 - Step 4: Simplify right side
477,414.01x = 172,975,415,601.98 - Step 5: Solve for x
x = 172,975,415,601.98/477,414.01 - Step 6: Final answer
x = 362,317.43
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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.