Finding the Fourth Proportional to 607,908.40, 852,938 and 607,908.40
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Solution
The fourth proportional to 607,908.40, 852,938 and 607,908.40 is: 852,938
Step by Step Solution
- Step 1: Write the proportion equation
607,908.40 : 852,938 = 607,908.40 : x - Step 2: Convert to fraction form
607,908.40/852,938 = 607,908.40/x - Step 3: Cross multiply
607,908.40x = 852,938 × 607,908.40 - Step 4: Simplify right side
607,908.40x = 518,508,174,879.20 - Step 5: Solve for x
x = 518,508,174,879.20/607,908.40 - Step 6: Final answer
x = 852,938
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.