Finding the Fourth Proportional to 366,365.80, 549,548.70 and 343,037.80
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Solution
The fourth proportional to 366,365.80, 549,548.70 and 343,037.80 is: 514,556.70
Step by Step Solution
- Step 1: Write the proportion equation
366,365.80 : 549,548.70 = 343,037.80 : x - Step 2: Convert to fraction form
366,365.80/549,548.70 = 343,037.80/x - Step 3: Cross multiply
366,365.80x = 549,548.70 × 343,037.80 - Step 4: Simplify right side
366,365.80x = 188,515,977,040.86 - Step 5: Solve for x
x = 188,515,977,040.86/366,365.80 - Step 6: Final answer
x = 514,556.70
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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.