Finding the Fourth Proportional to 304,430.24, 420,107.46 and 168,464.10
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Solution
The fourth proportional to 304,430.24, 420,107.46 and 168,464.10 is: 232,476.99
Step by Step Solution
- Step 1: Write the proportion equation
304,430.24 : 420,107.46 = 168,464.10 : x - Step 2: Convert to fraction form
304,430.24/420,107.46 = 168,464.10/x - Step 3: Cross multiply
304,430.24x = 420,107.46 × 168,464.10 - Step 4: Simplify right side
304,430.24x = 70,773,025,152.19 - Step 5: Solve for x
x = 70,773,025,152.19/304,430.24 - Step 6: Final answer
x = 232,476.99
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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.