Finding the Third Proportional to 979,685 and 1,484,306
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Solution
The third proportional to 979,685 and 1,484,306 is: 2,248,849.68
Step by Step Solution
- Step 1: Write the proportion equation
979,685 : 1,484,306 = 1,484,306 : x - Step 2: Convert to fraction form
979,685/1,484,306 = 1,484,306/x - Step 3: Cross multiply
979,685x = 1,484,306 × 1,484,306 - Step 4: Simplify right side
979,685x = 2,203,164,301,636 - Step 5: Solve for x
x = 2,203,164,301,636/979,685 - Step 6: Final answer
x = 2,248,849.68
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.