Finding the Fourth Proportional to 358,497.77, 536,972.57 and 168,673.68
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Solution
The fourth proportional to 358,497.77, 536,972.57 and 168,673.68 is: 252,646.32
Step by Step Solution
- Step 1: Write the proportion equation
358,497.77 : 536,972.57 = 168,673.68 : x - Step 2: Convert to fraction form
358,497.77/536,972.57 = 168,673.68/x - Step 3: Cross multiply
358,497.77x = 536,972.57 × 168,673.68 - Step 4: Simplify right side
358,497.77x = 90,573,142,466.02 - Step 5: Solve for x
x = 90,573,142,466.02/358,497.77 - Step 6: Final answer
x = 252,646.32
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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.