Finding the Fourth Proportional to 344,606.16, 516,909.24 and 107,949.68
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Solution
The fourth proportional to 344,606.16, 516,909.24 and 107,949.68 is: 161,924.52
Step by Step Solution
- Step 1: Write the proportion equation
344,606.16 : 516,909.24 = 107,949.68 : x - Step 2: Convert to fraction form
344,606.16/516,909.24 = 107,949.68/x - Step 3: Cross multiply
344,606.16x = 516,909.24 × 107,949.68 - Step 4: Simplify right side
344,606.16x = 55,800,187,047.04 - Step 5: Solve for x
x = 55,800,187,047.04/344,606.16 - Step 6: Final answer
x = 161,924.52
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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.