Finding the Fourth Proportional to 700,327.14, 1,050,638.34 and 226,975.62
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Solution
The fourth proportional to 700,327.14, 1,050,638.34 and 226,975.62 is: 340,511.28
Step by Step Solution
- Step 1: Write the proportion equation
700,327.14 : 1,050,638.34 = 226,975.62 : x - Step 2: Convert to fraction form
700,327.14/1,050,638.34 = 226,975.62/x - Step 3: Cross multiply
700,327.14x = 1,050,638.34 × 226,975.62 - Step 4: Simplify right side
700,327.14x = 238,469,288,617.27 - Step 5: Solve for x
x = 238,469,288,617.27/700,327.14 - Step 6: Final answer
x = 340,511.28
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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.