Finding the Fourth Proportional to 5,248,975.80, 7,873,463.70 and 2,594,767.80
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Solution
The fourth proportional to 5,248,975.80, 7,873,463.70 and 2,594,767.80 is: 3,892,151.70
Step by Step Solution
- Step 1: Write the proportion equation
5,248,975.80 : 7,873,463.70 = 2,594,767.80 : x - Step 2: Convert to fraction form
5,248,975.80/7,873,463.70 = 2,594,767.80/x - Step 3: Cross multiply
5,248,975.80x = 7,873,463.70 × 2,594,767.80 - Step 4: Simplify right side
5,248,975.80x = 20,429,810,083,228.86 - Step 5: Solve for x
x = 20,429,810,083,228.86/5,248,975.80 - Step 6: Final answer
x = 3,892,151.70
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1.5x scale
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.