Finding the Fourth Proportional to 614,137.97, 847,512.11 and 356,064.95
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Solution
The fourth proportional to 614,137.97, 847,512.11 and 356,064.95 is: 491,370.62
Step by Step Solution
- Step 1: Write the proportion equation
614,137.97 : 847,512.11 = 356,064.95 : x - Step 2: Convert to fraction form
614,137.97/847,512.11 = 356,064.95/x - Step 3: Cross multiply
614,137.97x = 847,512.11 × 356,064.95 - Step 4: Simplify right side
614,137.97x = 301,769,357,071.55 - Step 5: Solve for x
x = 301,769,357,071.55/614,137.97 - Step 6: Final answer
x = 491,370.62
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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.