Finding the Fourth Proportional to 517,582.23, 714,098.61 and 291,183.99
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Solution
The fourth proportional to 517,582.23, 714,098.61 and 291,183.99 is: 401,741.15
Step by Step Solution
- Step 1: Write the proportion equation
517,582.23 : 714,098.61 = 291,183.99 : x - Step 2: Convert to fraction form
517,582.23/714,098.61 = 291,183.99/x - Step 3: Cross multiply
517,582.23x = 714,098.61 × 291,183.99 - Step 4: Simplify right side
517,582.23x = 207,934,082,513.25 - Step 5: Solve for x
x = 207,934,082,513.25/517,582.23 - Step 6: Final answer
x = 401,741.15
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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.