Finding the Fourth Proportional to 1,929,271.11, 2,894,020.28 and 649,771.62
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Solution
The fourth proportional to 1,929,271.11, 2,894,020.28 and 649,771.62 is: 974,695.69
Step by Step Solution
- Step 1: Write the proportion equation
1,929,271.11 : 2,894,020.28 = 649,771.62 : x - Step 2: Convert to fraction form
1,929,271.11/2,894,020.28 = 649,771.62/x - Step 3: Cross multiply
1,929,271.11x = 2,894,020.28 × 649,771.62 - Step 4: Simplify right side
1,929,271.11x = 1,880,452,242,399.60 - Step 5: Solve for x
x = 1,880,452,242,399.60/1,929,271.11 - Step 6: Final answer
x = 974,695.69
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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.