Finding the Fourth Proportional to 423,887.39, 584,819.93 and 262,683.62
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Solution
The fourth proportional to 423,887.39, 584,819.93 and 262,683.62 is: 362,413.74
Step by Step Solution
- Step 1: Write the proportion equation
423,887.39 : 584,819.93 = 262,683.62 : x - Step 2: Convert to fraction form
423,887.39/584,819.93 = 262,683.62/x - Step 3: Cross multiply
423,887.39x = 584,819.93 × 262,683.62 - Step 4: Simplify right side
423,887.39x = 153,622,614,947.13 - Step 5: Solve for x
x = 153,622,614,947.13/423,887.39 - Step 6: Final answer
x = 362,413.74
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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.