Finding the Fourth Proportional to 2,419,416.81, 3,629,119.95 and 714,756.96
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Solution
The fourth proportional to 2,419,416.81, 3,629,119.95 and 714,756.96 is: 1,072,133.88
Step by Step Solution
- Step 1: Write the proportion equation
2,419,416.81 : 3,629,119.95 = 714,756.96 : x - Step 2: Convert to fraction form
2,419,416.81/3,629,119.95 = 714,756.96/x - Step 3: Cross multiply
2,419,416.81x = 3,629,119.95 × 714,756.96 - Step 4: Simplify right side
2,419,416.81x = 2,593,938,742,937.35 - Step 5: Solve for x
x = 2,593,938,742,937.35/2,419,416.81 - Step 6: Final answer
x = 1,072,133.88
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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.