Finding the Fourth Proportional to 586,418.40, 881,506.80 and 544,816.80
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Solution
The fourth proportional to 586,418.40, 881,506.80 and 544,816.80 is: 818,971.09
Step by Step Solution
- Step 1: Write the proportion equation
586,418.40 : 881,506.80 = 544,816.80 : x - Step 2: Convert to fraction form
586,418.40/881,506.80 = 544,816.80/x - Step 3: Cross multiply
586,418.40x = 881,506.80 × 544,816.80 - Step 4: Simplify right side
586,418.40x = 480,259,713,954.24 - Step 5: Solve for x
x = 480,259,713,954.24/586,418.40 - Step 6: Final answer
x = 818,971.09
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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.