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Finding the Third Proportional to 957,728 and 1,428,285

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Solution

The third proportional to 957,728 and 1,428,285 is: 2,130,039.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,728 : 1,428,285 = 1,428,285 : x
  2. Step 2: Convert to fraction form
    957,728/1,428,285 = 1,428,285/x
  3. Step 3: Cross multiply
    957,728x = 1,428,285 × 1,428,285
  4. Step 4: Simplify right side
    957,728x = 2,039,998,041,225
  5. Step 5: Solve for x
    x = 2,039,998,041,225/957,728
  6. Step 6: Final answer
    x = 2,130,039.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.