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Finding the Third Proportional to 657,856 and 984,192

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Solution

The third proportional to 657,856 and 984,192 is: 1,472,410.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,856 : 984,192 = 984,192 : x
  2. Step 2: Convert to fraction form
    657,856/984,192 = 984,192/x
  3. Step 3: Cross multiply
    657,856x = 984,192 × 984,192
  4. Step 4: Simplify right side
    657,856x = 968,633,892,864
  5. Step 5: Solve for x
    x = 968,633,892,864/657,856
  6. Step 6: Final answer
    x = 1,472,410.21

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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.