Finding the Fourth Proportional to 597,920,181.80, 896,880,272.70 and 444,865,173.80
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Solution
The fourth proportional to 597,920,181.80, 896,880,272.70 and 444,865,173.80 is: 667,297,760.70
Step by Step Solution
- Step 1: Write the proportion equation
597,920,181.80 : 896,880,272.70 = 444,865,173.80 : x - Step 2: Convert to fraction form
597,920,181.80/896,880,272.70 = 444,865,173.80/x - Step 3: Cross multiply
597,920,181.80x = 896,880,272.70 × 444,865,173.80 - Step 4: Simplify right side
597,920,181.80x = 398,990,798,392,476,928 - Step 5: Solve for x
x = 398,990,798,392,476,928/597,920,181.80 - Step 6: Final answer
x = 667,297,760.70
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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.