Finding the Fourth Proportional to 996,099.24, 1,374,614.08 and 543,387
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Solution
The fourth proportional to 996,099.24, 1,374,614.08 and 543,387 is: 749,872.49
Step by Step Solution
- Step 1: Write the proportion equation
996,099.24 : 1,374,614.08 = 543,387 : x - Step 2: Convert to fraction form
996,099.24/1,374,614.08 = 543,387/x - Step 3: Cross multiply
996,099.24x = 1,374,614.08 × 543,387 - Step 4: Simplify right side
996,099.24x = 746,947,421,088.96 - Step 5: Solve for x
x = 746,947,421,088.96/996,099.24 - Step 6: Final answer
x = 749,872.49
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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.