Finding the Fourth Proportional to 1,331,759.99, 1,836,603.14 and 872,707.83
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Solution
The fourth proportional to 1,331,759.99, 1,836,603.14 and 872,707.83 is: 1,203,533.64
Step by Step Solution
- Step 1: Write the proportion equation
1,331,759.99 : 1,836,603.14 = 872,707.83 : x - Step 2: Convert to fraction form
1,331,759.99/1,836,603.14 = 872,707.83/x - Step 3: Cross multiply
1,331,759.99x = 1,836,603.14 × 872,707.83 - Step 4: Simplify right side
1,331,759.99x = 1,602,817,936,517.05 - Step 5: Solve for x
x = 1,602,817,936,517.05/1,331,759.99 - Step 6: Final answer
x = 1,203,533.64
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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.