Finding the Fourth Proportional to 2,550,175.13, 3,519,241.68 and 1,404,252.74
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Solution
The fourth proportional to 2,550,175.13, 3,519,241.68 and 1,404,252.74 is: 1,937,868.78
Step by Step Solution
- Step 1: Write the proportion equation
2,550,175.13 : 3,519,241.68 = 1,404,252.74 : x - Step 2: Convert to fraction form
2,550,175.13/3,519,241.68 = 1,404,252.74/x - Step 3: Cross multiply
2,550,175.13x = 3,519,241.68 × 1,404,252.74 - Step 4: Simplify right side
2,550,175.13x = 4,941,904,754,266.00 - Step 5: Solve for x
x = 4,941,904,754,266.00/2,550,175.13 - Step 6: Final answer
x = 1,937,868.78
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1.5x scale
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.