Finding the Fourth Proportional to 930,269.44, 1,283,405.46 and 537,542.91
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Solution
The fourth proportional to 930,269.44, 1,283,405.46 and 537,542.91 is: 741,597.52
Step by Step Solution
- Step 1: Write the proportion equation
930,269.44 : 1,283,405.46 = 537,542.91 : x - Step 2: Convert to fraction form
930,269.44/1,283,405.46 = 537,542.91/x - Step 3: Cross multiply
930,269.44x = 1,283,405.46 × 537,542.91 - Step 4: Simplify right side
930,269.44x = 689,885,505,678.29 - Step 5: Solve for x
x = 689,885,505,678.29/930,269.44 - Step 6: Final answer
x = 741,597.52
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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.