Finding the Fourth Proportional to 264,704.40, 365,345.12 and 157,253.68
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Solution
The fourth proportional to 264,704.40, 365,345.12 and 157,253.68 is: 217,041.59
Step by Step Solution
- Step 1: Write the proportion equation
264,704.40 : 365,345.12 = 157,253.68 : x - Step 2: Convert to fraction form
264,704.40/365,345.12 = 157,253.68/x - Step 3: Cross multiply
264,704.40x = 365,345.12 × 157,253.68 - Step 4: Simplify right side
264,704.40x = 57,451,864,590.04 - Step 5: Solve for x
x = 57,451,864,590.04/264,704.40 - Step 6: Final answer
x = 217,041.59
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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.