Finding the Fourth Proportional to 358,560,079.80, 537,840,119.70 and 358,560,079.80
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Solution
The fourth proportional to 358,560,079.80, 537,840,119.70 and 358,560,079.80 is: 537,840,119.70
Step by Step Solution
- Step 1: Write the proportion equation
358,560,079.80 : 537,840,119.70 = 358,560,079.80 : x - Step 2: Convert to fraction form
358,560,079.80/537,840,119.70 = 358,560,079.80/x - Step 3: Cross multiply
358,560,079.80x = 537,840,119.70 × 358,560,079.80 - Step 4: Simplify right side
358,560,079.80x = 192,847,996,239,273,568 - Step 5: Solve for x
x = 192,847,996,239,273,568/358,560,079.80 - Step 6: Final answer
x = 537,840,119.70
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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.