Finding the Fourth Proportional to 531,697.92, 797,410.80 and 157,633.44
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Solution
The fourth proportional to 531,697.92, 797,410.80 and 157,633.44 is: 236,409.82
Step by Step Solution
- Step 1: Write the proportion equation
531,697.92 : 797,410.80 = 157,633.44 : x - Step 2: Convert to fraction form
531,697.92/797,410.80 = 157,633.44/x - Step 3: Cross multiply
531,697.92x = 797,410.80 × 157,633.44 - Step 4: Simplify right side
531,697.92x = 125,698,607,497.15 - Step 5: Solve for x
x = 125,698,607,497.15/531,697.92 - Step 6: Final answer
x = 236,409.82
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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.