Finding the Fourth Proportional to 339,246.80, 475,567.60 and 339,246.80
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Solution
The fourth proportional to 339,246.80, 475,567.60 and 339,246.80 is: 475,567.60
Step by Step Solution
- Step 1: Write the proportion equation
339,246.80 : 475,567.60 = 339,246.80 : x - Step 2: Convert to fraction form
339,246.80/475,567.60 = 339,246.80/x - Step 3: Cross multiply
339,246.80x = 475,567.60 × 339,246.80 - Step 4: Simplify right side
339,246.80x = 161,334,786,483.68 - Step 5: Solve for x
x = 161,334,786,483.68/339,246.80 - Step 6: Final answer
x = 475,567.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.