Finding the Fourth Proportional to 368,781.49, 552,230.84 and 294,010.68
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Solution
The fourth proportional to 368,781.49, 552,230.84 and 294,010.68 is: 440,265.50
Step by Step Solution
- Step 1: Write the proportion equation
368,781.49 : 552,230.84 = 294,010.68 : x - Step 2: Convert to fraction form
368,781.49/552,230.84 = 294,010.68/x - Step 3: Cross multiply
368,781.49x = 552,230.84 × 294,010.68 - Step 4: Simplify right side
368,781.49x = 162,361,765,520.40 - Step 5: Solve for x
x = 162,361,765,520.40/368,781.49 - Step 6: Final answer
x = 440,265.50
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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.