Finding the Fourth Proportional to 362,377.96, 543,720.50 and 193,854.12
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Solution
The fourth proportional to 362,377.96, 543,720.50 and 193,854.12 is: 290,863.33
Step by Step Solution
- Step 1: Write the proportion equation
362,377.96 : 543,720.50 = 193,854.12 : x - Step 2: Convert to fraction form
362,377.96/543,720.50 = 193,854.12/x - Step 3: Cross multiply
362,377.96x = 543,720.50 × 193,854.12 - Step 4: Simplify right side
362,377.96x = 105,402,459,053.46 - Step 5: Solve for x
x = 105,402,459,053.46/362,377.96 - Step 6: Final answer
x = 290,863.33
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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.