Finding the Fourth Proportional to 629,732.10, 944,425.41 and 376,813.62
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Solution
The fourth proportional to 629,732.10, 944,425.41 and 376,813.62 is: 565,117.07
Step by Step Solution
- Step 1: Write the proportion equation
629,732.10 : 944,425.41 = 376,813.62 : x - Step 2: Convert to fraction form
629,732.10/944,425.41 = 376,813.62/x - Step 3: Cross multiply
629,732.10x = 944,425.41 × 376,813.62 - Step 4: Simplify right side
629,732.10x = 355,872,357,562.08 - Step 5: Solve for x
x = 355,872,357,562.08/629,732.10 - Step 6: Final answer
x = 565,117.07
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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.