Finding the Fourth Proportional to 454,809.90, 681,230.70 and 244,201.80
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Solution
The fourth proportional to 454,809.90, 681,230.70 and 244,201.80 is: 365,774.28
Step by Step Solution
- Step 1: Write the proportion equation
454,809.90 : 681,230.70 = 244,201.80 : x - Step 2: Convert to fraction form
454,809.90/681,230.70 = 244,201.80/x - Step 3: Cross multiply
454,809.90x = 681,230.70 × 244,201.80 - Step 4: Simplify right side
454,809.90x = 166,357,763,155.26 - Step 5: Solve for x
x = 166,357,763,155.26/454,809.90 - Step 6: Final answer
x = 365,774.28
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1.5x scale
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.