Finding the Fourth Proportional to 546,577.97, 754,278.57 and 304,876.17
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Solution
The fourth proportional to 546,577.97, 754,278.57 and 304,876.17 is: 420,729.66
Step by Step Solution
- Step 1: Write the proportion equation
546,577.97 : 754,278.57 = 304,876.17 : x - Step 2: Convert to fraction form
546,577.97/754,278.57 = 304,876.17/x - Step 3: Cross multiply
546,577.97x = 754,278.57 × 304,876.17 - Step 4: Simplify right side
546,577.97x = 229,961,561,534.68 - Step 5: Solve for x
x = 229,961,561,534.68/546,577.97 - Step 6: Final answer
x = 420,729.66
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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.