Finding the Fourth Proportional to 306,846.12, 460,460.79 and 117,322.41
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Solution
The fourth proportional to 306,846.12, 460,460.79 and 117,322.41 is: 176,056.88
Step by Step Solution
- Step 1: Write the proportion equation
306,846.12 : 460,460.79 = 117,322.41 : x - Step 2: Convert to fraction form
306,846.12/460,460.79 = 117,322.41/x - Step 3: Cross multiply
306,846.12x = 460,460.79 × 117,322.41 - Step 4: Simplify right side
306,846.12x = 54,022,369,593.30 - Step 5: Solve for x
x = 54,022,369,593.30/306,846.12 - Step 6: Final answer
x = 176,056.88
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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.