Finding the Fourth Proportional to 1,076,642.91, 1,485,770.11 and 593,206.56
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Solution
The fourth proportional to 1,076,642.91, 1,485,770.11 and 593,206.56 is: 818,626.65
Step by Step Solution
- Step 1: Write the proportion equation
1,076,642.91 : 1,485,770.11 = 593,206.56 : x - Step 2: Convert to fraction form
1,076,642.91/1,485,770.11 = 593,206.56/x - Step 3: Cross multiply
1,076,642.91x = 1,485,770.11 × 593,206.56 - Step 4: Simplify right side
1,076,642.91x = 881,368,574,420.91 - Step 5: Solve for x
x = 881,368,574,420.91/1,076,642.91 - Step 6: Final answer
x = 818,626.65
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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.