Finding the Fourth Proportional to 329,934.68, 494,901.84 and 119,572.28
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Solution
The fourth proportional to 329,934.68, 494,901.84 and 119,572.28 is: 179,358.35
Step by Step Solution
- Step 1: Write the proportion equation
329,934.68 : 494,901.84 = 119,572.28 : x - Step 2: Convert to fraction form
329,934.68/494,901.84 = 119,572.28/x - Step 3: Cross multiply
329,934.68x = 494,901.84 × 119,572.28 - Step 4: Simplify right side
329,934.68x = 59,176,541,385.00 - Step 5: Solve for x
x = 59,176,541,385.00/329,934.68 - Step 6: Final answer
x = 179,358.35
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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.