Finding the Fourth Proportional to 539,091.99, 744,186.03 and 348,198.48
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Solution
The fourth proportional to 539,091.99, 744,186.03 and 348,198.48 is: 480,668.33
Step by Step Solution
- Step 1: Write the proportion equation
539,091.99 : 744,186.03 = 348,198.48 : x - Step 2: Convert to fraction form
539,091.99/744,186.03 = 348,198.48/x - Step 3: Cross multiply
539,091.99x = 744,186.03 × 348,198.48 - Step 4: Simplify right side
539,091.99x = 259,124,444,483.23 - Step 5: Solve for x
x = 259,124,444,483.23/539,091.99 - Step 6: Final answer
x = 480,668.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.