Finding the Fourth Proportional to 362,753.13, 500,595.69 and 201,604.95
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Solution
The fourth proportional to 362,753.13, 500,595.69 and 201,604.95 is: 278,212.81
Step by Step Solution
- Step 1: Write the proportion equation
362,753.13 : 500,595.69 = 201,604.95 : x - Step 2: Convert to fraction form
362,753.13/500,595.69 = 201,604.95/x - Step 3: Cross multiply
362,753.13x = 500,595.69 × 201,604.95 - Step 4: Simplify right side
362,753.13x = 100,922,569,808.68 - Step 5: Solve for x
x = 100,922,569,808.68/362,753.13 - Step 6: Final answer
x = 278,212.81
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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.