Finding the Fourth Proportional to 358,295.74, 536,668.34 and 168,471.65
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Solution
The fourth proportional to 358,295.74, 536,668.34 and 168,471.65 is: 252,342.94
Step by Step Solution
- Step 1: Write the proportion equation
358,295.74 : 536,668.34 = 168,471.65 : x - Step 2: Convert to fraction form
358,295.74/536,668.34 = 168,471.65/x - Step 3: Cross multiply
358,295.74x = 536,668.34 × 168,471.65 - Step 4: Simplify right side
358,295.74x = 90,413,401,241.87 - Step 5: Solve for x
x = 90,413,401,241.87/358,295.74 - Step 6: Final answer
x = 252,342.94
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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.