Finding the Fourth Proportional to 317,277.20, 475,612.36 and 117,543.96
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Solution
The fourth proportional to 317,277.20, 475,612.36 and 117,543.96 is: 176,203.52
Step by Step Solution
- Step 1: Write the proportion equation
317,277.20 : 475,612.36 = 117,543.96 : x - Step 2: Convert to fraction form
317,277.20/475,612.36 = 117,543.96/x - Step 3: Cross multiply
317,277.20x = 475,612.36 × 117,543.96 - Step 4: Simplify right side
317,277.20x = 55,905,359,925.49 - Step 5: Solve for x
x = 55,905,359,925.49/317,277.20 - Step 6: Final answer
x = 176,203.52
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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.