Finding the Fourth Proportional to 671,299.87, 926,397.68 and 365,375.52
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Solution
The fourth proportional to 671,299.87, 926,397.68 and 365,375.52 is: 504,220.32
Step by Step Solution
- Step 1: Write the proportion equation
671,299.87 : 926,397.68 = 365,375.52 : x - Step 2: Convert to fraction form
671,299.87/926,397.68 = 365,375.52/x - Step 3: Cross multiply
671,299.87x = 926,397.68 × 365,375.52 - Step 4: Simplify right side
671,299.87x = 338,483,033,966.91 - Step 5: Solve for x
x = 338,483,033,966.91/671,299.87 - Step 6: Final answer
x = 504,220.32
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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.