Finding the Fourth Proportional to 461,373.80, 691,283.10 and 224,205.80
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Solution
The fourth proportional to 461,373.80, 691,283.10 and 224,205.80 is: 335,930.82
Step by Step Solution
- Step 1: Write the proportion equation
461,373.80 : 691,283.10 = 224,205.80 : x - Step 2: Convert to fraction form
461,373.80/691,283.10 = 224,205.80/x - Step 3: Cross multiply
461,373.80x = 691,283.10 × 224,205.80 - Step 4: Simplify right side
461,373.80x = 154,989,680,461.98 - Step 5: Solve for x
x = 154,989,680,461.98/461,373.80 - Step 6: Final answer
x = 335,930.82
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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.