Finding the Fourth Proportional to 484,711.08, 727,214.82 and 248,221.08
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Solution
The fourth proportional to 484,711.08, 727,214.82 and 248,221.08 is: 372,407.51
Step by Step Solution
- Step 1: Write the proportion equation
484,711.08 : 727,214.82 = 248,221.08 : x - Step 2: Convert to fraction form
484,711.08/727,214.82 = 248,221.08/x - Step 3: Cross multiply
484,711.08x = 727,214.82 × 248,221.08 - Step 4: Simplify right side
484,711.08x = 180,510,048,012.41 - Step 5: Solve for x
x = 180,510,048,012.41/484,711.08 - Step 6: Final answer
x = 372,407.51
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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.