Finding the Fourth Proportional to 1,225,585.14, 1,838,378.52 and 384,202.50
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Solution
The fourth proportional to 1,225,585.14, 1,838,378.52 and 384,202.50 is: 576,304.00
Step by Step Solution
- Step 1: Write the proportion equation
1,225,585.14 : 1,838,378.52 = 384,202.50 : x - Step 2: Convert to fraction form
1,225,585.14/1,838,378.52 = 384,202.50/x - Step 3: Cross multiply
1,225,585.14x = 1,838,378.52 × 384,202.50 - Step 4: Simplify right side
1,225,585.14x = 706,309,623,330.30 - Step 5: Solve for x
x = 706,309,623,330.30/1,225,585.14 - Step 6: Final answer
x = 576,304.00
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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.