Finding the Fourth Proportional to 351,768.34, 527,601.48 and 115,120.36
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Solution
The fourth proportional to 351,768.34, 527,601.48 and 115,120.36 is: 172,663.84
Step by Step Solution
- Step 1: Write the proportion equation
351,768.34 : 527,601.48 = 115,120.36 : x - Step 2: Convert to fraction form
351,768.34/527,601.48 = 115,120.36/x - Step 3: Cross multiply
351,768.34x = 527,601.48 × 115,120.36 - Step 4: Simplify right side
351,768.34x = 60,737,672,314.13 - Step 5: Solve for x
x = 60,737,672,314.13/351,768.34 - Step 6: Final answer
x = 172,663.84
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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.