Finding the Fourth Proportional to 474,024.43, 653,763.99 and 338,014.90
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Solution
The fourth proportional to 474,024.43, 653,763.99 and 338,014.90 is: 466,182.66
Step by Step Solution
- Step 1: Write the proportion equation
474,024.43 : 653,763.99 = 338,014.90 : x - Step 2: Convert to fraction form
474,024.43/653,763.99 = 338,014.90/x - Step 3: Cross multiply
474,024.43x = 653,763.99 × 338,014.90 - Step 4: Simplify right side
474,024.43x = 220,981,969,703.45 - Step 5: Solve for x
x = 220,981,969,703.45/474,024.43 - Step 6: Final answer
x = 466,182.66
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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.