Finding the Fourth Proportional to 589,060.42, 813,382.77 and 480,181.84
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Solution
The fourth proportional to 589,060.42, 813,382.77 and 480,181.84 is: 663,041.72
Step by Step Solution
- Step 1: Write the proportion equation
589,060.42 : 813,382.77 = 480,181.84 : x - Step 2: Convert to fraction form
589,060.42/813,382.77 = 480,181.84/x - Step 3: Cross multiply
589,060.42x = 813,382.77 × 480,181.84 - Step 4: Simplify right side
589,060.42x = 390,571,635,122.90 - Step 5: Solve for x
x = 390,571,635,122.90/589,060.42 - Step 6: Final answer
x = 663,041.72
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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.