Finding the Fourth Proportional to 229,266.10, 343,899.15 and 149,551.30
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Solution
The fourth proportional to 229,266.10, 343,899.15 and 149,551.30 is: 224,326.95
Step by Step Solution
- Step 1: Write the proportion equation
229,266.10 : 343,899.15 = 149,551.30 : x - Step 2: Convert to fraction form
229,266.10/343,899.15 = 149,551.30/x - Step 3: Cross multiply
229,266.10x = 343,899.15 × 149,551.30 - Step 4: Simplify right side
229,266.10x = 51,430,564,951.40 - Step 5: Solve for x
x = 51,430,564,951.40/229,266.10 - Step 6: Final answer
x = 224,326.95
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Similar ratio
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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.