Finding the Fourth Proportional to 914,053.32, 1,261,243.38 and 574,281
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Solution
The fourth proportional to 914,053.32, 1,261,243.38 and 574,281 is: 792,413.41
Step by Step Solution
- Step 1: Write the proportion equation
914,053.32 : 1,261,243.38 = 574,281 : x - Step 2: Convert to fraction form
914,053.32/1,261,243.38 = 574,281/x - Step 3: Cross multiply
914,053.32x = 1,261,243.38 × 574,281 - Step 4: Simplify right side
914,053.32x = 724,308,109,509.78 - Step 5: Solve for x
x = 724,308,109,509.78/914,053.32 - Step 6: Final answer
x = 792,413.41
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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.