Finding the Fourth Proportional to 1,527,242.29, 2,107,599.29 and 848,178.79
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Solution
The fourth proportional to 1,527,242.29, 2,107,599.29 and 848,178.79 is: 1,170,489.47
Step by Step Solution
- Step 1: Write the proportion equation
1,527,242.29 : 2,107,599.29 = 848,178.79 : x - Step 2: Convert to fraction form
1,527,242.29/2,107,599.29 = 848,178.79/x - Step 3: Cross multiply
1,527,242.29x = 2,107,599.29 × 848,178.79 - Step 4: Simplify right side
1,527,242.29x = 1,787,621,011,356.17 - Step 5: Solve for x
x = 1,787,621,011,356.17/1,527,242.29 - Step 6: Final answer
x = 1,170,489.47
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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.