Finding the Fourth Proportional to 773,525.20, 1,159,366.20 and 324,245.20
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Solution
The fourth proportional to 773,525.20, 1,159,366.20 and 324,245.20 is: 485,981.49
Step by Step Solution
- Step 1: Write the proportion equation
773,525.20 : 1,159,366.20 = 324,245.20 : x - Step 2: Convert to fraction form
773,525.20/1,159,366.20 = 324,245.20/x - Step 3: Cross multiply
773,525.20x = 1,159,366.20 × 324,245.20 - Step 4: Simplify right side
773,525.20x = 375,918,925,392.24 - Step 5: Solve for x
x = 375,918,925,392.24/773,525.20 - Step 6: Final answer
x = 485,981.49
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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.