Finding the Fourth Proportional to 920,234.63, 1,269,595.08 and 532,838.63
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Solution
The fourth proportional to 920,234.63, 1,269,595.08 and 532,838.63 is: 735,126.98
Step by Step Solution
- Step 1: Write the proportion equation
920,234.63 : 1,269,595.08 = 532,838.63 : x - Step 2: Convert to fraction form
920,234.63/1,269,595.08 = 532,838.63/x - Step 3: Cross multiply
920,234.63x = 1,269,595.08 × 532,838.63 - Step 4: Simplify right side
920,234.63x = 676,489,303,081.94 - Step 5: Solve for x
x = 676,489,303,081.94/920,234.63 - Step 6: Final answer
x = 735,126.98
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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.