Finding the Fourth Proportional to 317,029.14, 475,605.87 and 117,351.21
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Solution
The fourth proportional to 317,029.14, 475,605.87 and 117,351.21 is: 176,049.82
Step by Step Solution
- Step 1: Write the proportion equation
317,029.14 : 475,605.87 = 117,351.21 : x - Step 2: Convert to fraction form
317,029.14/475,605.87 = 117,351.21/x - Step 3: Cross multiply
317,029.14x = 475,605.87 × 117,351.21 - Step 4: Simplify right side
317,029.14x = 55,812,924,327.60 - Step 5: Solve for x
x = 55,812,924,327.60/317,029.14 - Step 6: Final answer
x = 176,049.82
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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.