Finding the Fourth Proportional to 372,572.10, 558,544.68 and 162,051.48
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Solution
The fourth proportional to 372,572.10, 558,544.68 and 162,051.48 is: 242,940.88
Step by Step Solution
- Step 1: Write the proportion equation
372,572.10 : 558,544.68 = 162,051.48 : x - Step 2: Convert to fraction form
372,572.10/558,544.68 = 162,051.48/x - Step 3: Cross multiply
372,572.10x = 558,544.68 × 162,051.48 - Step 4: Simplify right side
372,572.10x = 90,512,992,040.13 - Step 5: Solve for x
x = 90,512,992,040.13/372,572.10 - Step 6: Final answer
x = 242,940.88
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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.