Finding the Fourth Proportional to 468,434.99, 702,650.12 and 113,448.99
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Solution
The fourth proportional to 468,434.99, 702,650.12 and 113,448.99 is: 170,172.91
Step by Step Solution
- Step 1: Write the proportion equation
468,434.99 : 702,650.12 = 113,448.99 : x - Step 2: Convert to fraction form
468,434.99/702,650.12 = 113,448.99/x - Step 3: Cross multiply
468,434.99x = 702,650.12 × 113,448.99 - Step 4: Simplify right side
468,434.99x = 79,714,945,870.13 - Step 5: Solve for x
x = 79,714,945,870.13/468,434.99 - Step 6: Final answer
x = 170,172.91
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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.