Finding the Fourth Proportional to 399,901.14, 599,851.62 and 160,122.96
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Solution
The fourth proportional to 399,901.14, 599,851.62 and 160,122.96 is: 240,184.40
Step by Step Solution
- Step 1: Write the proportion equation
399,901.14 : 599,851.62 = 160,122.96 : x - Step 2: Convert to fraction form
399,901.14/599,851.62 = 160,122.96/x - Step 3: Cross multiply
399,901.14x = 599,851.62 × 160,122.96 - Step 4: Simplify right side
399,901.14x = 96,050,016,955.20 - Step 5: Solve for x
x = 96,050,016,955.20/399,901.14 - Step 6: Final answer
x = 240,184.40
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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.