Finding the Fourth Proportional to 5,369,277.74, 7,409,604.50 and 2,954,829.74
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Solution
The fourth proportional to 5,369,277.74, 7,409,604.50 and 2,954,829.74 is: 4,077,665.71
Step by Step Solution
- Step 1: Write the proportion equation
5,369,277.74 : 7,409,604.50 = 2,954,829.74 : x - Step 2: Convert to fraction form
5,369,277.74/7,409,604.50 = 2,954,829.74/x - Step 3: Cross multiply
5,369,277.74x = 7,409,604.50 × 2,954,829.74 - Step 4: Simplify right side
5,369,277.74x = 21,894,119,738,237.83 - Step 5: Solve for x
x = 21,894,119,738,237.83/5,369,277.74 - Step 6: Final answer
x = 4,077,665.71
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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.