Finding the Fourth Proportional to 346,762.08, 520,161.12 and 110,123.28
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Solution
The fourth proportional to 346,762.08, 520,161.12 and 110,123.28 is: 165,190.64
Step by Step Solution
- Step 1: Write the proportion equation
346,762.08 : 520,161.12 = 110,123.28 : x - Step 2: Convert to fraction form
346,762.08/520,161.12 = 110,123.28/x - Step 3: Cross multiply
346,762.08x = 520,161.12 × 110,123.28 - Step 4: Simplify right side
346,762.08x = 57,281,848,662.87 - Step 5: Solve for x
x = 57,281,848,662.87/346,762.08 - Step 6: Final answer
x = 165,190.64
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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.