Finding the Fourth Proportional to 268,482.24, 370,497.62 and 147,623.40
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Solution
The fourth proportional to 268,482.24, 370,497.62 and 147,623.40 is: 203,715.96
Step by Step Solution
- Step 1: Write the proportion equation
268,482.24 : 370,497.62 = 147,623.40 : x - Step 2: Convert to fraction form
268,482.24/370,497.62 = 147,623.40/x - Step 3: Cross multiply
268,482.24x = 370,497.62 × 147,623.40 - Step 4: Simplify right side
268,482.24x = 54,694,118,356.31 - Step 5: Solve for x
x = 54,694,118,356.31/268,482.24 - Step 6: Final answer
x = 203,715.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.