Finding the Fourth Proportional to 185,221.44, 278,201.40 and 174,776.88
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Solution
The fourth proportional to 185,221.44, 278,201.40 and 174,776.88 is: 262,513.74
Step by Step Solution
- Step 1: Write the proportion equation
185,221.44 : 278,201.40 = 174,776.88 : x - Step 2: Convert to fraction form
185,221.44/278,201.40 = 174,776.88/x - Step 3: Cross multiply
185,221.44x = 278,201.40 × 174,776.88 - Step 4: Simplify right side
185,221.44x = 48,623,172,703.63 - Step 5: Solve for x
x = 48,623,172,703.63/185,221.44 - Step 6: Final answer
x = 262,513.74
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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.