Finding the Fourth Proportional to 244,637.70, 366,956.55 and 213,533.70
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Solution
The fourth proportional to 244,637.70, 366,956.55 and 213,533.70 is: 320,300.55
Step by Step Solution
- Step 1: Write the proportion equation
244,637.70 : 366,956.55 = 213,533.70 : x - Step 2: Convert to fraction form
244,637.70/366,956.55 = 213,533.70/x - Step 3: Cross multiply
244,637.70x = 366,956.55 × 213,533.70 - Step 4: Simplify right side
244,637.70x = 78,357,589,860.74 - Step 5: Solve for x
x = 78,357,589,860.74/244,637.70 - Step 6: Final answer
x = 320,300.55
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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.