Finding the Fourth Proportional to 846,541.44, 1,168,279.68 and 559,563.84
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Solution
The fourth proportional to 846,541.44, 1,168,279.68 and 559,563.84 is: 772,232.80
Step by Step Solution
- Step 1: Write the proportion equation
846,541.44 : 1,168,279.68 = 559,563.84 : x - Step 2: Convert to fraction form
846,541.44/1,168,279.68 = 559,563.84/x - Step 3: Cross multiply
846,541.44x = 1,168,279.68 × 559,563.84 - Step 4: Simplify right side
846,541.44x = 653,727,063,934.77 - Step 5: Solve for x
x = 653,727,063,934.77/846,541.44 - Step 6: Final answer
x = 772,232.80
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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.