Finding the Fourth Proportional to 462,264.04, 638,120.84 and 281,033.84
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Solution
The fourth proportional to 462,264.04, 638,120.84 and 281,033.84 is: 387,946.14
Step by Step Solution
- Step 1: Write the proportion equation
462,264.04 : 638,120.84 = 281,033.84 : x - Step 2: Convert to fraction form
462,264.04/638,120.84 = 281,033.84/x - Step 3: Cross multiply
462,264.04x = 638,120.84 × 281,033.84 - Step 4: Simplify right side
462,264.04x = 179,333,550,049.23 - Step 5: Solve for x
x = 179,333,550,049.23/462,264.04 - Step 6: Final answer
x = 387,946.14
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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.