Finding the Fourth Proportional to 5,486,960.98, 7,554,730.83 and 4,658,395.70
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Solution
The fourth proportional to 5,486,960.98, 7,554,730.83 and 4,658,395.70 is: 6,413,919.42
Step by Step Solution
- Step 1: Write the proportion equation
5,486,960.98 : 7,554,730.83 = 4,658,395.70 : x - Step 2: Convert to fraction form
5,486,960.98/7,554,730.83 = 4,658,395.70/x - Step 3: Cross multiply
5,486,960.98x = 7,554,730.83 × 4,658,395.70 - Step 4: Simplify right side
5,486,960.98x = 35,192,925,587,631.17 - Step 5: Solve for x
x = 35,192,925,587,631.17/5,486,960.98 - Step 6: Final answer
x = 6,413,919.42
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1.5x scale
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.