Finding the Fourth Proportional to 293,545.08, 440,178.84 and 113,714.73
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Solution
The fourth proportional to 293,545.08, 440,178.84 and 113,714.73 is: 170,518.33
Step by Step Solution
- Step 1: Write the proportion equation
293,545.08 : 440,178.84 = 113,714.73 : x - Step 2: Convert to fraction form
293,545.08/440,178.84 = 113,714.73/x - Step 3: Cross multiply
293,545.08x = 440,178.84 × 113,714.73 - Step 4: Simplify right side
293,545.08x = 50,054,817,942.31 - Step 5: Solve for x
x = 50,054,817,942.31/293,545.08 - Step 6: Final answer
x = 170,518.33
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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.