Finding the Fourth Proportional to 582,946.40, 874,324.26 and 413,955.53
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Solution
The fourth proportional to 582,946.40, 874,324.26 and 413,955.53 is: 620,865.59
Step by Step Solution
- Step 1: Write the proportion equation
582,946.40 : 874,324.26 = 413,955.53 : x - Step 2: Convert to fraction form
582,946.40/874,324.26 = 413,955.53/x - Step 3: Cross multiply
582,946.40x = 874,324.26 × 413,955.53 - Step 4: Simplify right side
582,946.40x = 361,931,361,347.25 - Step 5: Solve for x
x = 361,931,361,347.25/582,946.40 - Step 6: Final answer
x = 620,865.59
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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.