Finding the Fourth Proportional to 779,694.74, 1,169,541.35 and 293,467.67
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Solution
The fourth proportional to 779,694.74, 1,169,541.35 and 293,467.67 is: 440,201.22
Step by Step Solution
- Step 1: Write the proportion equation
779,694.74 : 1,169,541.35 = 293,467.67 : x - Step 2: Convert to fraction form
779,694.74/1,169,541.35 = 293,467.67/x - Step 3: Cross multiply
779,694.74x = 1,169,541.35 × 293,467.67 - Step 4: Simplify right side
779,694.74x = 343,222,574,953.16 - Step 5: Solve for x
x = 343,222,574,953.16/779,694.74 - Step 6: Final answer
x = 440,201.22
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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.