Finding the Fourth Proportional to 283,466.38, 391,170.64 and 162,600.06
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Solution
The fourth proportional to 283,466.38, 391,170.64 and 162,600.06 is: 224,380.65
Step by Step Solution
- Step 1: Write the proportion equation
283,466.38 : 391,170.64 = 162,600.06 : x - Step 2: Convert to fraction form
283,466.38/391,170.64 = 162,600.06/x - Step 3: Cross multiply
283,466.38x = 391,170.64 × 162,600.06 - Step 4: Simplify right side
283,466.38x = 63,604,369,534.24 - Step 5: Solve for x
x = 63,604,369,534.24/283,466.38 - Step 6: Final answer
x = 224,380.65
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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.