Finding the Fourth Proportional to 1,781,936.91, 2,671,724.69 and 644,549.44
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Solution
The fourth proportional to 1,781,936.91, 2,671,724.69 and 644,549.44 is: 966,397.09
Step by Step Solution
- Step 1: Write the proportion equation
1,781,936.91 : 2,671,724.69 = 644,549.44 : x - Step 2: Convert to fraction form
1,781,936.91/2,671,724.69 = 644,549.44/x - Step 3: Cross multiply
1,781,936.91x = 2,671,724.69 × 644,549.44 - Step 4: Simplify right side
1,781,936.91x = 1,722,058,650,298.16 - Step 5: Solve for x
x = 1,722,058,650,298.16/1,781,936.91 - Step 6: Final answer
x = 966,397.09
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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.