Finding the Fourth Proportional to 941,427.08, 1,412,762.70 and 442,829.96
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Solution
The fourth proportional to 941,427.08, 1,412,762.70 and 442,829.96 is: 664,537.55
Step by Step Solution
- Step 1: Write the proportion equation
941,427.08 : 1,412,762.70 = 442,829.96 : x - Step 2: Convert to fraction form
941,427.08/1,412,762.70 = 442,829.96/x - Step 3: Cross multiply
941,427.08x = 1,412,762.70 × 442,829.96 - Step 4: Simplify right side
941,427.08x = 625,613,649,930.49 - Step 5: Solve for x
x = 625,613,649,930.49/941,427.08 - Step 6: Final answer
x = 664,537.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.