Finding the Fourth Proportional to 1,527,175.23, 2,107,444.06 and 848,155.47
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Solution
The fourth proportional to 1,527,175.23, 2,107,444.06 and 848,155.47 is: 1,170,422.47
Step by Step Solution
- Step 1: Write the proportion equation
1,527,175.23 : 2,107,444.06 = 848,155.47 : x - Step 2: Convert to fraction form
1,527,175.23/2,107,444.06 = 848,155.47/x - Step 3: Cross multiply
1,527,175.23x = 2,107,444.06 × 848,155.47 - Step 4: Simplify right side
1,527,175.23x = 1,787,440,207,208.01 - Step 5: Solve for x
x = 1,787,440,207,208.01/1,527,175.23 - Step 6: Final answer
x = 1,170,422.47
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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.