Finding the Fourth Proportional to 524,450.14, 723,479.18 and 331,097.47
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Solution
The fourth proportional to 524,450.14, 723,479.18 and 331,097.47 is: 456,749.09
Step by Step Solution
- Step 1: Write the proportion equation
524,450.14 : 723,479.18 = 331,097.47 : x - Step 2: Convert to fraction form
524,450.14/723,479.18 = 331,097.47/x - Step 3: Cross multiply
524,450.14x = 723,479.18 × 331,097.47 - Step 4: Simplify right side
524,450.14x = 239,542,122,631.49 - Step 5: Solve for x
x = 239,542,122,631.49/524,450.14 - Step 6: Final answer
x = 456,749.09
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1.5x scale
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.