Finding the Fourth Proportional to 483,325.80, 724,988.70 and 483,325.80
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Solution
The fourth proportional to 483,325.80, 724,988.70 and 483,325.80 is: 724,988.70
Step by Step Solution
- Step 1: Write the proportion equation
483,325.80 : 724,988.70 = 483,325.80 : x - Step 2: Convert to fraction form
483,325.80/724,988.70 = 483,325.80/x - Step 3: Cross multiply
483,325.80x = 724,988.70 × 483,325.80 - Step 4: Simplify right side
483,325.80x = 350,405,743,418.46 - Step 5: Solve for x
x = 350,405,743,418.46/483,325.80 - Step 6: Final answer
x = 724,988.70
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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.