Finding the Fourth Proportional to 506,249.01, 698,799.44 and 291,474.68
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Solution
The fourth proportional to 506,249.01, 698,799.44 and 291,474.68 is: 402,336.27
Step by Step Solution
- Step 1: Write the proportion equation
506,249.01 : 698,799.44 = 291,474.68 : x - Step 2: Convert to fraction form
506,249.01/698,799.44 = 291,474.68/x - Step 3: Cross multiply
506,249.01x = 698,799.44 × 291,474.68 - Step 4: Simplify right side
506,249.01x = 203,682,338,206.81 - Step 5: Solve for x
x = 203,682,338,206.81/506,249.01 - Step 6: Final answer
x = 402,336.27
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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.