Finding the Fourth Proportional to 307,736.82, 461,558.97 and 97,347.42
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Solution
The fourth proportional to 307,736.82, 461,558.97 and 97,347.42 is: 146,006.50
Step by Step Solution
- Step 1: Write the proportion equation
307,736.82 : 461,558.97 = 97,347.42 : x - Step 2: Convert to fraction form
307,736.82/461,558.97 = 97,347.42/x - Step 3: Cross multiply
307,736.82x = 461,558.97 × 97,347.42 - Step 4: Simplify right side
307,736.82x = 44,931,574,907.36 - Step 5: Solve for x
x = 44,931,574,907.36/307,736.82 - Step 6: Final answer
x = 146,006.50
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1.5x scale
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.