Finding the Fourth Proportional to 1,576,425.53, 2,175,473.88 and 888,105.65
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Solution
The fourth proportional to 1,576,425.53, 2,175,473.88 and 888,105.65 is: 1,225,589.53
Step by Step Solution
- Step 1: Write the proportion equation
1,576,425.53 : 2,175,473.88 = 888,105.65 : x - Step 2: Convert to fraction form
1,576,425.53/2,175,473.88 = 888,105.65/x - Step 3: Cross multiply
1,576,425.53x = 2,175,473.88 × 888,105.65 - Step 4: Simplify right side
1,576,425.53x = 1,932,050,633,378.05 - Step 5: Solve for x
x = 1,932,050,633,378.05/1,576,425.53 - Step 6: Final answer
x = 1,225,589.53
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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.