Finding the Fourth Proportional to 363,823.68, 545,793.84 and 153,492.60
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Solution
The fourth proportional to 363,823.68, 545,793.84 and 153,492.60 is: 230,263.50
Step by Step Solution
- Step 1: Write the proportion equation
363,823.68 : 545,793.84 = 153,492.60 : x - Step 2: Convert to fraction form
363,823.68/545,793.84 = 153,492.60/x - Step 3: Cross multiply
363,823.68x = 545,793.84 × 153,492.60 - Step 4: Simplify right side
363,823.68x = 83,775,315,565.58 - Step 5: Solve for x
x = 83,775,315,565.58/363,823.68 - Step 6: Final answer
x = 230,263.50
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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.