Finding the Fourth Proportional to 595,683,205.80, 893,524,808.70 and 442,628,197.80
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Solution
The fourth proportional to 595,683,205.80, 893,524,808.70 and 442,628,197.80 is: 663,942,296.70
Step by Step Solution
- Step 1: Write the proportion equation
595,683,205.80 : 893,524,808.70 = 442,628,197.80 : x - Step 2: Convert to fraction form
595,683,205.80/893,524,808.70 = 442,628,197.80/x - Step 3: Cross multiply
595,683,205.80x = 893,524,808.70 × 442,628,197.80 - Step 4: Simplify right side
595,683,205.80x = 395,499,275,764,470,784 - Step 5: Solve for x
x = 395,499,275,764,470,784/595,683,205.80 - Step 6: Final answer
x = 663,942,296.70
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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.