Finding the Fourth Proportional to 592,236.40, 887,042.40 and 487,260.40
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Solution
The fourth proportional to 592,236.40, 887,042.40 and 487,260.40 is: 729,810.99
Step by Step Solution
- Step 1: Write the proportion equation
592,236.40 : 887,042.40 = 487,260.40 : x - Step 2: Convert to fraction form
592,236.40/887,042.40 = 487,260.40/x - Step 3: Cross multiply
592,236.40x = 887,042.40 × 487,260.40 - Step 4: Simplify right side
592,236.40x = 432,220,634,640.96 - Step 5: Solve for x
x = 432,220,634,640.96/592,236.40 - Step 6: Final answer
x = 729,810.99
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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.