Finding the Fourth Proportional to 466,750.81, 644,124.36 and 275,763.79
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Solution
The fourth proportional to 466,750.81, 644,124.36 and 275,763.79 is: 380,558.90
Step by Step Solution
- Step 1: Write the proportion equation
466,750.81 : 644,124.36 = 275,763.79 : x - Step 2: Convert to fraction form
466,750.81/644,124.36 = 275,763.79/x - Step 3: Cross multiply
466,750.81x = 644,124.36 × 275,763.79 - Step 4: Simplify right side
466,750.81x = 177,626,174,744.92 - Step 5: Solve for x
x = 177,626,174,744.92/466,750.81 - Step 6: Final answer
x = 380,558.90
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1.5x scale
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.