Finding the Fourth Proportional to 516,724.26, 774,935.73 and 201,106.14
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Solution
The fourth proportional to 516,724.26, 774,935.73 and 201,106.14 is: 301,600.57
Step by Step Solution
- Step 1: Write the proportion equation
516,724.26 : 774,935.73 = 201,106.14 : x - Step 2: Convert to fraction form
516,724.26/774,935.73 = 201,106.14/x - Step 3: Cross multiply
516,724.26x = 774,935.73 × 201,106.14 - Step 4: Simplify right side
516,724.26x = 155,844,333,408.38 - Step 5: Solve for x
x = 155,844,333,408.38/516,724.26 - Step 6: Final answer
x = 301,600.57
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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.