Finding the Fourth Proportional to 332,029.80, 497,979.90 and 107,335.80
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Solution
The fourth proportional to 332,029.80, 497,979.90 and 107,335.80 is: 160,982.75
Step by Step Solution
- Step 1: Write the proportion equation
332,029.80 : 497,979.90 = 107,335.80 : x - Step 2: Convert to fraction form
332,029.80/497,979.90 = 107,335.80/x - Step 3: Cross multiply
332,029.80x = 497,979.90 × 107,335.80 - Step 4: Simplify right side
332,029.80x = 53,451,070,950.42 - Step 5: Solve for x
x = 53,451,070,950.42/332,029.80 - Step 6: Final answer
x = 160,982.75
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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.