Finding the Fourth Proportional to 1,069,905.18, 1,476,459.99 and 586,497.18
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Solution
The fourth proportional to 1,069,905.18, 1,476,459.99 and 586,497.18 is: 809,361.09
Step by Step Solution
- Step 1: Write the proportion equation
1,069,905.18 : 1,476,459.99 = 586,497.18 : x - Step 2: Convert to fraction form
1,069,905.18/1,476,459.99 = 586,497.18/x - Step 3: Cross multiply
1,069,905.18x = 1,476,459.99 × 586,497.18 - Step 4: Simplify right side
1,069,905.18x = 865,939,620,517.83 - Step 5: Solve for x
x = 865,939,620,517.83/1,069,905.18 - Step 6: Final answer
x = 809,361.09
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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.