Finding the Fourth Proportional to 362,572.05, 542,693.49 and 193,670.04
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Solution
The fourth proportional to 362,572.05, 542,693.49 and 193,670.04 is: 289,882.99
Step by Step Solution
- Step 1: Write the proportion equation
362,572.05 : 542,693.49 = 193,670.04 : x - Step 2: Convert to fraction form
362,572.05/542,693.49 = 193,670.04/x - Step 3: Cross multiply
362,572.05x = 542,693.49 × 193,670.04 - Step 4: Simplify right side
362,572.05x = 105,103,467,202.57 - Step 5: Solve for x
x = 105,103,467,202.57/362,572.05 - Step 6: Final answer
x = 289,882.99
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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.