Finding the Fourth Proportional to 449,152.70, 673,729.05 and 224,547.80
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Solution
The fourth proportional to 449,152.70, 673,729.05 and 224,547.80 is: 336,821.70
Step by Step Solution
- Step 1: Write the proportion equation
449,152.70 : 673,729.05 = 224,547.80 : x - Step 2: Convert to fraction form
449,152.70/673,729.05 = 224,547.80/x - Step 3: Cross multiply
449,152.70x = 673,729.05 × 224,547.80 - Step 4: Simplify right side
449,152.70x = 151,284,375,973.59 - Step 5: Solve for x
x = 151,284,375,973.59/449,152.70 - Step 6: Final answer
x = 336,821.70
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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.