Finding the Fourth Proportional to 344,633.48, 516,950.39 and 107,994.68
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Solution
The fourth proportional to 344,633.48, 516,950.39 and 107,994.68 is: 161,992.07
Step by Step Solution
- Step 1: Write the proportion equation
344,633.48 : 516,950.39 = 107,994.68 : x - Step 2: Convert to fraction form
344,633.48/516,950.39 = 107,994.68/x - Step 3: Cross multiply
344,633.48x = 516,950.39 × 107,994.68 - Step 4: Simplify right side
344,633.48x = 55,827,889,629.16 - Step 5: Solve for x
x = 55,827,889,629.16/344,633.48 - Step 6: Final answer
x = 161,992.07
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1.5x scale
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.