Finding the Fourth Proportional to 299,966.24, 413,979.01 and 170,944.17
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Solution
The fourth proportional to 299,966.24, 413,979.01 and 170,944.17 is: 235,917.54
Step by Step Solution
- Step 1: Write the proportion equation
299,966.24 : 413,979.01 = 170,944.17 : x - Step 2: Convert to fraction form
299,966.24/413,979.01 = 170,944.17/x - Step 3: Cross multiply
299,966.24x = 413,979.01 × 170,944.17 - Step 4: Simplify right side
299,966.24x = 70,767,298,261.87 - Step 5: Solve for x
x = 70,767,298,261.87/299,966.24 - Step 6: Final answer
x = 235,917.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.