Finding the Fourth Proportional to 339,530.04, 468,551.33 and 186,578.08
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Solution
The fourth proportional to 339,530.04, 468,551.33 and 186,578.08 is: 257,477.68
Step by Step Solution
- Step 1: Write the proportion equation
339,530.04 : 468,551.33 = 186,578.08 : x - Step 2: Convert to fraction form
339,530.04/468,551.33 = 186,578.08/x - Step 3: Cross multiply
339,530.04x = 468,551.33 × 186,578.08 - Step 4: Simplify right side
339,530.04x = 87,421,407,532.85 - Step 5: Solve for x
x = 87,421,407,532.85/339,530.04 - Step 6: Final answer
x = 257,477.68
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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.