Finding the Fourth Proportional to 220,551.50, 330,294.35 and 125,493.68
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Solution
The fourth proportional to 220,551.50, 330,294.35 and 125,493.68 is: 187,937.30
Step by Step Solution
- Step 1: Write the proportion equation
220,551.50 : 330,294.35 = 125,493.68 : x - Step 2: Convert to fraction form
220,551.50/330,294.35 = 125,493.68/x - Step 3: Cross multiply
220,551.50x = 330,294.35 × 125,493.68 - Step 4: Simplify right side
220,551.50x = 41,449,854,604.18 - Step 5: Solve for x
x = 41,449,854,604.18/220,551.50 - Step 6: Final answer
x = 187,937.30
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.