Finding the Fourth Proportional to 482,423.26, 723,124.18 and 162,270.36
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Solution
The fourth proportional to 482,423.26, 723,124.18 and 162,270.36 is: 243,233.75
Step by Step Solution
- Step 1: Write the proportion equation
482,423.26 : 723,124.18 = 162,270.36 : x - Step 2: Convert to fraction form
482,423.26/723,124.18 = 162,270.36/x - Step 3: Cross multiply
482,423.26x = 723,124.18 × 162,270.36 - Step 4: Simplify right side
482,423.26x = 117,341,621,013.31 - Step 5: Solve for x
x = 117,341,621,013.31/482,423.26 - Step 6: Final answer
x = 243,233.75
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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.