Finding the Fourth Proportional to 849,323.99, 1,172,067.11 and 467,350.77
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Solution
The fourth proportional to 849,323.99, 1,172,067.11 and 467,350.77 is: 644,944.06
Step by Step Solution
- Step 1: Write the proportion equation
849,323.99 : 1,172,067.11 = 467,350.77 : x - Step 2: Convert to fraction form
849,323.99/1,172,067.11 = 467,350.77/x - Step 3: Cross multiply
849,323.99x = 1,172,067.11 × 467,350.77 - Step 4: Simplify right side
849,323.99x = 547,766,460,494.45 - Step 5: Solve for x
x = 547,766,460,494.45/849,323.99 - Step 6: Final answer
x = 644,944.06
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1.5x scale
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.