Finding the Fourth Proportional to 847,293.88, 1,169,261.70 and 460,106.19
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Solution
The fourth proportional to 847,293.88, 1,169,261.70 and 460,106.19 is: 634,944.45
Step by Step Solution
- Step 1: Write the proportion equation
847,293.88 : 1,169,261.70 = 460,106.19 : x - Step 2: Convert to fraction form
847,293.88/1,169,261.70 = 460,106.19/x - Step 3: Cross multiply
847,293.88x = 1,169,261.70 × 460,106.19 - Step 4: Simplify right side
847,293.88x = 537,984,545,899.92 - Step 5: Solve for x
x = 537,984,545,899.92/847,293.88 - Step 6: Final answer
x = 634,944.45
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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.