Finding the Fourth Proportional to 1,719,394.05, 2,372,785.29 and 945,109.44
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Solution
The fourth proportional to 1,719,394.05, 2,372,785.29 and 945,109.44 is: 1,304,262.85
Step by Step Solution
- Step 1: Write the proportion equation
1,719,394.05 : 2,372,785.29 = 945,109.44 : x - Step 2: Convert to fraction form
1,719,394.05/2,372,785.29 = 945,109.44/x - Step 3: Cross multiply
1,719,394.05x = 2,372,785.29 × 945,109.44 - Step 4: Simplify right side
1,719,394.05x = 2,242,541,776,672.14 - Step 5: Solve for x
x = 2,242,541,776,672.14/1,719,394.05 - Step 6: Final answer
x = 1,304,262.85
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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.