Finding the Fourth Proportional to 1,691,057.28, 2,333,597.12 and 927,094.08
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Solution
The fourth proportional to 1,691,057.28, 2,333,597.12 and 927,094.08 is: 1,279,355.88
Step by Step Solution
- Step 1: Write the proportion equation
1,691,057.28 : 2,333,597.12 = 927,094.08 : x - Step 2: Convert to fraction form
1,691,057.28/2,333,597.12 = 927,094.08/x - Step 3: Cross multiply
1,691,057.28x = 2,333,597.12 × 927,094.08 - Step 4: Simplify right side
1,691,057.28x = 2,163,464,075,057.05 - Step 5: Solve for x
x = 2,163,464,075,057.05/1,691,057.28 - Step 6: Final answer
x = 1,279,355.88
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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.