Finding the Fourth Proportional to 1,618,484.79, 2,233,175.49 and 930,023.60
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Solution
The fourth proportional to 1,618,484.79, 2,233,175.49 and 930,023.60 is: 1,283,240.92
Step by Step Solution
- Step 1: Write the proportion equation
1,618,484.79 : 2,233,175.49 = 930,023.60 : x - Step 2: Convert to fraction form
1,618,484.79/2,233,175.49 = 930,023.60/x - Step 3: Cross multiply
1,618,484.79x = 2,233,175.49 × 930,023.60 - Step 4: Simplify right side
1,618,484.79x = 2,076,905,914,224.50 - Step 5: Solve for x
x = 2,076,905,914,224.50/1,618,484.79 - Step 6: Final answer
x = 1,283,240.92
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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.