Finding the Fourth Proportional to 1,257,601.71, 1,735,496.88 and 684,645.99
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Solution
The fourth proportional to 1,257,601.71, 1,735,496.88 and 684,645.99 is: 944,815.01
Step by Step Solution
- Step 1: Write the proportion equation
1,257,601.71 : 1,735,496.88 = 684,645.99 : x - Step 2: Convert to fraction form
1,257,601.71/1,735,496.88 = 684,645.99/x - Step 3: Cross multiply
1,257,601.71x = 1,735,496.88 × 684,645.99 - Step 4: Simplify right side
1,257,601.71x = 1,188,200,970,473.98 - Step 5: Solve for x
x = 1,188,200,970,473.98/1,257,601.71 - Step 6: Final answer
x = 944,815.01
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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.