Finding the Fourth Proportional to 484,482.60, 726,464.70 and 168,949.80
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Solution
The fourth proportional to 484,482.60, 726,464.70 and 168,949.80 is: 253,334.31
Step by Step Solution
- Step 1: Write the proportion equation
484,482.60 : 726,464.70 = 168,949.80 : x - Step 2: Convert to fraction form
484,482.60/726,464.70 = 168,949.80/x - Step 3: Cross multiply
484,482.60x = 726,464.70 × 168,949.80 - Step 4: Simplify right side
484,482.60x = 122,736,065,772.06 - Step 5: Solve for x
x = 122,736,065,772.06/484,482.60 - Step 6: Final answer
x = 253,334.31
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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.