Finding the Fourth Proportional to 362,719.98, 544,079.28 and 96,480.78
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Solution
The fourth proportional to 362,719.98, 544,079.28 and 96,480.78 is: 144,720.99
Step by Step Solution
- Step 1: Write the proportion equation
362,719.98 : 544,079.28 = 96,480.78 : x - Step 2: Convert to fraction form
362,719.98/544,079.28 = 96,480.78/x - Step 3: Cross multiply
362,719.98x = 544,079.28 × 96,480.78 - Step 4: Simplify right side
362,719.98x = 52,493,193,316.24 - Step 5: Solve for x
x = 52,493,193,316.24/362,719.98 - Step 6: Final answer
x = 144,720.99
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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.