Finding the Fourth Proportional to 542,469.06, 813,592.26 and 205,393.68
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Solution
The fourth proportional to 542,469.06, 813,592.26 and 205,393.68 is: 308,048.37
Step by Step Solution
- Step 1: Write the proportion equation
542,469.06 : 813,592.26 = 205,393.68 : x - Step 2: Convert to fraction form
542,469.06/813,592.26 = 205,393.68/x - Step 3: Cross multiply
542,469.06x = 813,592.26 × 205,393.68 - Step 4: Simplify right side
542,469.06x = 167,106,708,300.92 - Step 5: Solve for x
x = 167,106,708,300.92/542,469.06 - Step 6: Final answer
x = 308,048.37
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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.