Finding the Fourth Proportional to 2,960,417.70, 4,440,626.55 and 716,555.70
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Solution
The fourth proportional to 2,960,417.70, 4,440,626.55 and 716,555.70 is: 1,074,833.55
Step by Step Solution
- Step 1: Write the proportion equation
2,960,417.70 : 4,440,626.55 = 716,555.70 : x - Step 2: Convert to fraction form
2,960,417.70/4,440,626.55 = 716,555.70/x - Step 3: Cross multiply
2,960,417.70x = 4,440,626.55 × 716,555.70 - Step 4: Simplify right side
2,960,417.70x = 3,181,956,265,973.83 - Step 5: Solve for x
x = 3,181,956,265,973.83/2,960,417.70 - Step 6: Final answer
x = 1,074,833.55
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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.