Finding the Fourth Proportional to 354,695.40, 532,043.10 and 350,029.80
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Solution
The fourth proportional to 354,695.40, 532,043.10 and 350,029.80 is: 525,044.70
Step by Step Solution
- Step 1: Write the proportion equation
354,695.40 : 532,043.10 = 350,029.80 : x - Step 2: Convert to fraction form
354,695.40/532,043.10 = 350,029.80/x - Step 3: Cross multiply
354,695.40x = 532,043.10 × 350,029.80 - Step 4: Simplify right side
354,695.40x = 186,230,939,884.38 - Step 5: Solve for x
x = 186,230,939,884.38/354,695.40 - Step 6: Final answer
x = 525,044.70
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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.