Finding the Fourth Proportional to 523,503.54, 722,472.21 and 297,163.62
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Solution
The fourth proportional to 523,503.54, 722,472.21 and 297,163.62 is: 410,106.98
Step by Step Solution
- Step 1: Write the proportion equation
523,503.54 : 722,472.21 = 297,163.62 : x - Step 2: Convert to fraction form
523,503.54/722,472.21 = 297,163.62/x - Step 3: Cross multiply
523,503.54x = 722,472.21 × 297,163.62 - Step 4: Simplify right side
523,503.54x = 214,692,457,273.00 - Step 5: Solve for x
x = 214,692,457,273.00/523,503.54 - Step 6: Final answer
x = 410,106.98
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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.