Finding the Fourth Proportional to 344,409.68, 516,615.33 and 107,752.79
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Solution
The fourth proportional to 344,409.68, 516,615.33 and 107,752.79 is: 161,629.44
Step by Step Solution
- Step 1: Write the proportion equation
344,409.68 : 516,615.33 = 107,752.79 : x - Step 2: Convert to fraction form
344,409.68/516,615.33 = 107,752.79/x - Step 3: Cross multiply
344,409.68x = 516,615.33 × 107,752.79 - Step 4: Simplify right side
344,409.68x = 55,666,743,164.27 - Step 5: Solve for x
x = 55,666,743,164.27/344,409.68 - Step 6: Final answer
x = 161,629.44
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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.