Finding the Fourth Proportional to 531,744.75, 797,617.13 and 157,767.75
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Solution
The fourth proportional to 531,744.75, 797,617.13 and 157,767.75 is: 236,651.63
Step by Step Solution
- Step 1: Write the proportion equation
531,744.75 : 797,617.13 = 157,767.75 : x - Step 2: Convert to fraction form
531,744.75/797,617.13 = 157,767.75/x - Step 3: Cross multiply
531,744.75x = 797,617.13 × 157,767.75 - Step 4: Simplify right side
531,744.75x = 125,838,259,172.72 - Step 5: Solve for x
x = 125,838,259,172.72/531,744.75 - Step 6: Final answer
x = 236,651.63
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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.