Finding the Fourth Proportional to 587,449.20, 881,173.80 and 377,497.20
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Solution
The fourth proportional to 587,449.20, 881,173.80 and 377,497.20 is: 566,245.80
Step by Step Solution
- Step 1: Write the proportion equation
587,449.20 : 881,173.80 = 377,497.20 : x - Step 2: Convert to fraction form
587,449.20/881,173.80 = 377,497.20/x - Step 3: Cross multiply
587,449.20x = 881,173.80 × 377,497.20 - Step 4: Simplify right side
587,449.20x = 332,640,642,213.36 - Step 5: Solve for x
x = 332,640,642,213.36/587,449.20 - Step 6: Final answer
x = 566,245.80
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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.