Finding the Fourth Proportional to 484,155.93, 726,232.69 and 147,195.12
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Solution
The fourth proportional to 484,155.93, 726,232.69 and 147,195.12 is: 220,792.32
Step by Step Solution
- Step 1: Write the proportion equation
484,155.93 : 726,232.69 = 147,195.12 : x - Step 2: Convert to fraction form
484,155.93/726,232.69 = 147,195.12/x - Step 3: Cross multiply
484,155.93x = 726,232.69 × 147,195.12 - Step 4: Simplify right side
484,155.93x = 106,897,910,031.87 - Step 5: Solve for x
x = 106,897,910,031.87/484,155.93 - Step 6: Final answer
x = 220,792.32
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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.