Finding the Fourth Proportional to 307,394.08, 461,298.34 and 107,716.26
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Solution
The fourth proportional to 307,394.08, 461,298.34 and 107,716.26 is: 161,647.00
Step by Step Solution
- Step 1: Write the proportion equation
307,394.08 : 461,298.34 = 107,716.26 : x - Step 2: Convert to fraction form
307,394.08/461,298.34 = 107,716.26/x - Step 3: Cross multiply
307,394.08x = 461,298.34 × 107,716.26 - Step 4: Simplify right side
307,394.08x = 49,689,331,929.01 - Step 5: Solve for x
x = 49,689,331,929.01/307,394.08 - Step 6: Final answer
x = 161,647.00
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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.