Finding the Fourth Proportional to 941,976.19, 1,299,961.25 and 539,645.95
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Solution
The fourth proportional to 941,976.19, 1,299,961.25 and 539,645.95 is: 744,730.95
Step by Step Solution
- Step 1: Write the proportion equation
941,976.19 : 1,299,961.25 = 539,645.95 : x - Step 2: Convert to fraction form
941,976.19/1,299,961.25 = 539,645.95/x - Step 3: Cross multiply
941,976.19x = 1,299,961.25 × 539,645.95 - Step 4: Simplify right side
941,976.19x = 701,518,823,719.44 - Step 5: Solve for x
x = 701,518,823,719.44/941,976.19 - Step 6: Final answer
x = 744,730.95
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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.