Finding the Fourth Proportional to 341,858.48, 512,465.16 and 120,121.52
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Solution
The fourth proportional to 341,858.48, 512,465.16 and 120,121.52 is: 180,068.94
Step by Step Solution
- Step 1: Write the proportion equation
341,858.48 : 512,465.16 = 120,121.52 : x - Step 2: Convert to fraction form
341,858.48/512,465.16 = 120,121.52/x - Step 3: Cross multiply
341,858.48x = 512,465.16 × 120,121.52 - Step 4: Simplify right side
341,858.48x = 61,558,093,966.24 - Step 5: Solve for x
x = 61,558,093,966.24/341,858.48 - Step 6: Final answer
x = 180,068.94
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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.