Finding the Fourth Proportional to 1,533,241.61, 2,115,887.42 and 844,938.17
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Solution
The fourth proportional to 1,533,241.61, 2,115,887.42 and 844,938.17 is: 1,166,022.38
Step by Step Solution
- Step 1: Write the proportion equation
1,533,241.61 : 2,115,887.42 = 844,938.17 : x - Step 2: Convert to fraction form
1,533,241.61/2,115,887.42 = 844,938.17/x - Step 3: Cross multiply
1,533,241.61x = 2,115,887.42 × 844,938.17 - Step 4: Simplify right side
1,533,241.61x = 1,787,794,037,060.21 - Step 5: Solve for x
x = 1,787,794,037,060.21/1,533,241.61 - Step 6: Final answer
x = 1,166,022.38
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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.