Finding the Fourth Proportional to 675,029.80, 1,012,544.70 and 675,029.80
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Solution
The fourth proportional to 675,029.80, 1,012,544.70 and 675,029.80 is: 1,012,544.70
Step by Step Solution
- Step 1: Write the proportion equation
675,029.80 : 1,012,544.70 = 675,029.80 : x - Step 2: Convert to fraction form
675,029.80/1,012,544.70 = 675,029.80/x - Step 3: Cross multiply
675,029.80x = 1,012,544.70 × 675,029.80 - Step 4: Simplify right side
675,029.80x = 683,497,846,332.06 - Step 5: Solve for x
x = 683,497,846,332.06/675,029.80 - Step 6: Final answer
x = 1,012,544.70
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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.