Finding the Fourth Proportional to 364,359.12, 542,916.63 and 324,610.80
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Solution
The fourth proportional to 364,359.12, 542,916.63 and 324,610.80 is: 483,689.28
Step by Step Solution
- Step 1: Write the proportion equation
364,359.12 : 542,916.63 = 324,610.80 : x - Step 2: Convert to fraction form
364,359.12/542,916.63 = 324,610.80/x - Step 3: Cross multiply
364,359.12x = 542,916.63 × 324,610.80 - Step 4: Simplify right side
364,359.12x = 176,236,601,597.60 - Step 5: Solve for x
x = 176,236,601,597.60/364,359.12 - Step 6: Final answer
x = 483,689.28
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.