Finding the Fourth Proportional to 914,204.19, 1,261,182.99 and 592,018.05
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Solution
The fourth proportional to 914,204.19, 1,261,182.99 and 592,018.05 is: 816,713.71
Step by Step Solution
- Step 1: Write the proportion equation
914,204.19 : 1,261,182.99 = 592,018.05 : x - Step 2: Convert to fraction form
914,204.19/1,261,182.99 = 592,018.05/x - Step 3: Cross multiply
914,204.19x = 1,261,182.99 × 592,018.05 - Step 4: Simplify right side
914,204.19x = 746,643,094,432.97 - Step 5: Solve for x
x = 746,643,094,432.97/914,204.19 - Step 6: Final answer
x = 816,713.71
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1.5x scale
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.