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Finding the Third Proportional to 570,864 and 888,980

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Solution

The third proportional to 570,864 and 888,980 is: 1,384,367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,864 : 888,980 = 888,980 : x
  2. Step 2: Convert to fraction form
    570,864/888,980 = 888,980/x
  3. Step 3: Cross multiply
    570,864x = 888,980 × 888,980
  4. Step 4: Simplify right side
    570,864x = 790,285,440,400
  5. Step 5: Solve for x
    x = 790,285,440,400/570,864
  6. Step 6: Final answer
    x = 1,384,367.28

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.