Finding the Fourth Proportional to 223,614.71, 335,577.58 and 144,532.79
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Solution
The fourth proportional to 223,614.71, 335,577.58 and 144,532.79 is: 216,899.70
Step by Step Solution
- Step 1: Write the proportion equation
223,614.71 : 335,577.58 = 144,532.79 : x - Step 2: Convert to fraction form
223,614.71/335,577.58 = 144,532.79/x - Step 3: Cross multiply
223,614.71x = 335,577.58 × 144,532.79 - Step 4: Simplify right side
223,614.71x = 48,501,961,859.63 - Step 5: Solve for x
x = 48,501,961,859.63/223,614.71 - Step 6: Final answer
x = 216,899.70
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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.