Finding the Fourth Proportional to 1,527,247.63, 2,107,478.82 and 882,709.57
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Solution
The fourth proportional to 1,527,247.63, 2,107,478.82 and 882,709.57 is: 1,218,068.17
Step by Step Solution
- Step 1: Write the proportion equation
1,527,247.63 : 2,107,478.82 = 882,709.57 : x - Step 2: Convert to fraction form
1,527,247.63/2,107,478.82 = 882,709.57/x - Step 3: Cross multiply
1,527,247.63x = 2,107,478.82 × 882,709.57 - Step 4: Simplify right side
1,527,247.63x = 1,860,291,722,986.31 - Step 5: Solve for x
x = 1,860,291,722,986.31/1,527,247.63 - Step 6: Final answer
x = 1,218,068.17
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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.