Finding the Fourth Proportional to 301,101.63, 451,827.40 and 134,889.63
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Solution
The fourth proportional to 301,101.63, 451,827.40 and 134,889.63 is: 202,412.82
Step by Step Solution
- Step 1: Write the proportion equation
301,101.63 : 451,827.40 = 134,889.63 : x - Step 2: Convert to fraction form
301,101.63/451,827.40 = 134,889.63/x - Step 3: Cross multiply
301,101.63x = 451,827.40 × 134,889.63 - Step 4: Simplify right side
301,101.63x = 60,946,830,809.86 - Step 5: Solve for x
x = 60,946,830,809.86/301,101.63 - Step 6: Final answer
x = 202,412.82
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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.