Finding the Fourth Proportional to 437,456.70, 603,690.12 and 236,252.70
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Solution
The fourth proportional to 437,456.70, 603,690.12 and 236,252.70 is: 326,028.66
Step by Step Solution
- Step 1: Write the proportion equation
437,456.70 : 603,690.12 = 236,252.70 : x - Step 2: Convert to fraction form
437,456.70/603,690.12 = 236,252.70/x - Step 3: Cross multiply
437,456.70x = 603,690.12 × 236,252.70 - Step 4: Simplify right side
437,456.70x = 142,623,420,813.32 - Step 5: Solve for x
x = 142,623,420,813.32/437,456.70 - Step 6: Final answer
x = 326,028.66
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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.