Finding the Fourth Proportional to 1,037,707.70, 1,556,043.15 and 476,107.70
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Solution
The fourth proportional to 1,037,707.70, 1,556,043.15 and 476,107.70 is: 713,923.70
Step by Step Solution
- Step 1: Write the proportion equation
1,037,707.70 : 1,556,043.15 = 476,107.70 : x - Step 2: Convert to fraction form
1,037,707.70/1,556,043.15 = 476,107.70/x - Step 3: Cross multiply
1,037,707.70x = 1,556,043.15 × 476,107.70 - Step 4: Simplify right side
1,037,707.70x = 740,844,125,247.26 - Step 5: Solve for x
x = 740,844,125,247.26/1,037,707.70 - Step 6: Final answer
x = 713,923.70
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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.