Finding the Fourth Proportional to 772,996.14, 1,066,745.67 and 467,029.98
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Solution
The fourth proportional to 772,996.14, 1,066,745.67 and 467,029.98 is: 644,508.02
Step by Step Solution
- Step 1: Write the proportion equation
772,996.14 : 1,066,745.67 = 467,029.98 : x - Step 2: Convert to fraction form
772,996.14/1,066,745.67 = 467,029.98/x - Step 3: Cross multiply
772,996.14x = 1,066,745.67 × 467,029.98 - Step 4: Simplify right side
772,996.14x = 498,202,208,925.19 - Step 5: Solve for x
x = 498,202,208,925.19/772,996.14 - Step 6: Final answer
x = 644,508.02
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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.