Finding the Fourth Proportional to 624,330.16, 861,577.88 and 337,850.20
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Solution
The fourth proportional to 624,330.16, 861,577.88 and 337,850.20 is: 466,234.50
Step by Step Solution
- Step 1: Write the proportion equation
624,330.16 : 861,577.88 = 337,850.20 : x - Step 2: Convert to fraction form
624,330.16/861,577.88 = 337,850.20/x - Step 3: Cross multiply
624,330.16x = 861,577.88 × 337,850.20 - Step 4: Simplify right side
624,330.16x = 291,084,259,073.58 - Step 5: Solve for x
x = 291,084,259,073.58/624,330.16 - Step 6: Final answer
x = 466,234.50
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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.