Finding the Fourth Proportional to 1,116,574.11, 1,540,868.00 and 607,284.99
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Solution
The fourth proportional to 1,116,574.11, 1,540,868.00 and 607,284.99 is: 838,050.96
Step by Step Solution
- Step 1: Write the proportion equation
1,116,574.11 : 1,540,868.00 = 607,284.99 : x - Step 2: Convert to fraction form
1,116,574.11/1,540,868.00 = 607,284.99/x - Step 3: Cross multiply
1,116,574.11x = 1,540,868.00 × 607,284.99 - Step 4: Simplify right side
1,116,574.11x = 935,746,004,934.90 - Step 5: Solve for x
x = 935,746,004,934.90/1,116,574.11 - Step 6: Final answer
x = 838,050.96
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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.