Finding the Fourth Proportional to 1,689,873.29, 2,533,366.50 and 624,716.81
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Solution
The fourth proportional to 1,689,873.29, 2,533,366.50 and 624,716.81 is: 936,541.60
Step by Step Solution
- Step 1: Write the proportion equation
1,689,873.29 : 2,533,366.50 = 624,716.81 : x - Step 2: Convert to fraction form
1,689,873.29/2,533,366.50 = 624,716.81/x - Step 3: Cross multiply
1,689,873.29x = 2,533,366.50 × 624,716.81 - Step 4: Simplify right side
1,689,873.29x = 1,582,636,625,774.03 - Step 5: Solve for x
x = 1,582,636,625,774.03/1,689,873.29 - Step 6: Final answer
x = 936,541.60
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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.