Finding the Fourth Proportional to 445,579.99, 614,900.55 and 241,630.85
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Solution
The fourth proportional to 445,579.99, 614,900.55 and 241,630.85 is: 333,450.66
Step by Step Solution
- Step 1: Write the proportion equation
445,579.99 : 614,900.55 = 241,630.85 : x - Step 2: Convert to fraction form
445,579.99/614,900.55 = 241,630.85/x - Step 3: Cross multiply
445,579.99x = 614,900.55 × 241,630.85 - Step 4: Simplify right side
445,579.99x = 148,578,942,561.97 - Step 5: Solve for x
x = 148,578,942,561.97/445,579.99 - Step 6: Final answer
x = 333,450.66
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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.