Finding the Fourth Proportional to 586,581.40, 881,621.70 and 576,083.80
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Solution
The fourth proportional to 586,581.40, 881,621.70 and 576,083.80 is: 865,843.99
Step by Step Solution
- Step 1: Write the proportion equation
586,581.40 : 881,621.70 = 576,083.80 : x - Step 2: Convert to fraction form
586,581.40/881,621.70 = 576,083.80/x - Step 3: Cross multiply
586,581.40x = 881,621.70 × 576,083.80 - Step 4: Simplify right side
586,581.40x = 507,887,979,098.46 - Step 5: Solve for x
x = 507,887,979,098.46/586,581.40 - Step 6: Final answer
x = 865,843.99
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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.