Finding the Fourth Proportional to 531,623.44, 797,298.24 and 157,558.96
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Solution
The fourth proportional to 531,623.44, 797,298.24 and 157,558.96 is: 236,297.86
Step by Step Solution
- Step 1: Write the proportion equation
531,623.44 : 797,298.24 = 157,558.96 : x - Step 2: Convert to fraction form
531,623.44/797,298.24 = 157,558.96/x - Step 3: Cross multiply
531,623.44x = 797,298.24 × 157,558.96 - Step 4: Simplify right side
531,623.44x = 125,621,481,504.23 - Step 5: Solve for x
x = 125,621,481,504.23/531,623.44 - Step 6: Final answer
x = 236,297.86
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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.