Finding the Fourth Proportional to 317,114.08, 437,623.36 and 173,865.52
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Solution
The fourth proportional to 317,114.08, 437,623.36 and 173,865.52 is: 239,937.67
Step by Step Solution
- Step 1: Write the proportion equation
317,114.08 : 437,623.36 = 173,865.52 : x - Step 2: Convert to fraction form
317,114.08/437,623.36 = 173,865.52/x - Step 3: Cross multiply
317,114.08x = 437,623.36 × 173,865.52 - Step 4: Simplify right side
317,114.08x = 76,087,613,050.55 - Step 5: Solve for x
x = 76,087,613,050.55/317,114.08 - Step 6: Final answer
x = 239,937.67
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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.