Finding the Fourth Proportional to 706,238.66, 974,620.44 and 383,949.99
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Solution
The fourth proportional to 706,238.66, 974,620.44 and 383,949.99 is: 529,857.01
Step by Step Solution
- Step 1: Write the proportion equation
706,238.66 : 974,620.44 = 383,949.99 : x - Step 2: Convert to fraction form
706,238.66/974,620.44 = 383,949.99/x - Step 3: Cross multiply
706,238.66x = 974,620.44 × 383,949.99 - Step 4: Simplify right side
706,238.66x = 374,205,508,191.80 - Step 5: Solve for x
x = 374,205,508,191.80/706,238.66 - Step 6: Final answer
x = 529,857.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.