Finding the Fourth Proportional to 524,902.82, 786,170.47 and 243,828.58
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Solution
The fourth proportional to 524,902.82, 786,170.47 and 243,828.58 is: 365,192.99
Step by Step Solution
- Step 1: Write the proportion equation
524,902.82 : 786,170.47 = 243,828.58 : x - Step 2: Convert to fraction form
524,902.82/786,170.47 = 243,828.58/x - Step 3: Cross multiply
524,902.82x = 786,170.47 × 243,828.58 - Step 4: Simplify right side
524,902.82x = 191,690,829,338.03 - Step 5: Solve for x
x = 191,690,829,338.03/524,902.82 - Step 6: Final answer
x = 365,192.99
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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.