Finding the Fourth Proportional to 546,630.48, 754,350.84 and 304,906.68
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Solution
The fourth proportional to 546,630.48, 754,350.84 and 304,906.68 is: 420,771.65
Step by Step Solution
- Step 1: Write the proportion equation
546,630.48 : 754,350.84 = 304,906.68 : x - Step 2: Convert to fraction form
546,630.48/754,350.84 = 304,906.68/x - Step 3: Cross multiply
546,630.48x = 754,350.84 × 304,906.68 - Step 4: Simplify right side
546,630.48x = 230,006,610,179.61 - Step 5: Solve for x
x = 230,006,610,179.61/546,630.48 - Step 6: Final answer
x = 420,771.65
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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.