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Finding the Third Proportional to 395,011 and 875,435

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Solution

The third proportional to 395,011 and 875,435 is: 1,940,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,011 : 875,435 = 875,435 : x
  2. Step 2: Convert to fraction form
    395,011/875,435 = 875,435/x
  3. Step 3: Cross multiply
    395,011x = 875,435 × 875,435
  4. Step 4: Simplify right side
    395,011x = 766,386,439,225
  5. Step 5: Solve for x
    x = 766,386,439,225/395,011
  6. Step 6: Final answer
    x = 1,940,164.80

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.