Finding the Fourth Proportional to 746,251.13, 1,029,854.09 and 424,015.81
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Solution
The fourth proportional to 746,251.13, 1,029,854.09 and 424,015.81 is: 585,157.46
Step by Step Solution
- Step 1: Write the proportion equation
746,251.13 : 1,029,854.09 = 424,015.81 : x - Step 2: Convert to fraction form
746,251.13/1,029,854.09 = 424,015.81/x - Step 3: Cross multiply
746,251.13x = 1,029,854.09 × 424,015.81 - Step 4: Simplify right side
746,251.13x = 436,674,414,638.57 - Step 5: Solve for x
x = 436,674,414,638.57/746,251.13 - Step 6: Final answer
x = 585,157.46
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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.