Finding the Fourth Proportional to 674,626.44, 930,894.52 and 433,235.98
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Solution
The fourth proportional to 674,626.44, 930,894.52 and 433,235.98 is: 597,807.88
Step by Step Solution
- Step 1: Write the proportion equation
674,626.44 : 930,894.52 = 433,235.98 : x - Step 2: Convert to fraction form
674,626.44/930,894.52 = 433,235.98/x - Step 3: Cross multiply
674,626.44x = 930,894.52 × 433,235.98 - Step 4: Simplify right side
674,626.44x = 403,296,999,648.83 - Step 5: Solve for x
x = 403,296,999,648.83/674,626.44 - Step 6: Final answer
x = 597,807.88
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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.