Finding the Fourth Proportional to 589,566.08, 813,732.16 and 374,664
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Solution
The fourth proportional to 589,566.08, 813,732.16 and 374,664 is: 517,119.55
Step by Step Solution
- Step 1: Write the proportion equation
589,566.08 : 813,732.16 = 374,664 : x - Step 2: Convert to fraction form
589,566.08/813,732.16 = 374,664/x - Step 3: Cross multiply
589,566.08x = 813,732.16 × 374,664 - Step 4: Simplify right side
589,566.08x = 304,876,145,994.24 - Step 5: Solve for x
x = 304,876,145,994.24/589,566.08 - Step 6: Final answer
x = 517,119.55
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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.