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Finding the Third Proportional to 170,852 and 262,970

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Solution

The third proportional to 170,852 and 262,970 is: 404,755.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,852 : 262,970 = 262,970 : x
  2. Step 2: Convert to fraction form
    170,852/262,970 = 262,970/x
  3. Step 3: Cross multiply
    170,852x = 262,970 × 262,970
  4. Step 4: Simplify right side
    170,852x = 69,153,220,900
  5. Step 5: Solve for x
    x = 69,153,220,900/170,852
  6. Step 6: Final answer
    x = 404,755.11

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.