Finding the Fourth Proportional to 1,033,213.16, 1,549,817.58 and 285,257
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Solution
The fourth proportional to 1,033,213.16, 1,549,817.58 and 285,257 is: 427,884.90
Step by Step Solution
- Step 1: Write the proportion equation
1,033,213.16 : 1,549,817.58 = 285,257 : x - Step 2: Convert to fraction form
1,033,213.16/1,549,817.58 = 285,257/x - Step 3: Cross multiply
1,033,213.16x = 1,549,817.58 × 285,257 - Step 4: Simplify right side
1,033,213.16x = 442,096,313,418.06 - Step 5: Solve for x
x = 442,096,313,418.06/1,033,213.16 - Step 6: Final answer
x = 427,884.90
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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.