Finding the Fourth Proportional to 468,435.99, 702,651.61 and 113,449.99
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Solution
The fourth proportional to 468,435.99, 702,651.61 and 113,449.99 is: 170,174.41
Step by Step Solution
- Step 1: Write the proportion equation
468,435.99 : 702,651.61 = 113,449.99 : x - Step 2: Convert to fraction form
468,435.99/702,651.61 = 113,449.99/x - Step 3: Cross multiply
468,435.99x = 702,651.61 × 113,449.99 - Step 4: Simplify right side
468,435.99x = 79,715,818,127.98 - Step 5: Solve for x
x = 79,715,818,127.98/468,435.99 - Step 6: Final answer
x = 170,174.41
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1.5x scale
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.