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Finding the Third Proportional to 170,426 and 250,383

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Solution

The third proportional to 170,426 and 250,383 is: 367,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,426 : 250,383 = 250,383 : x
  2. Step 2: Convert to fraction form
    170,426/250,383 = 250,383/x
  3. Step 3: Cross multiply
    170,426x = 250,383 × 250,383
  4. Step 4: Simplify right side
    170,426x = 62,691,646,689
  5. Step 5: Solve for x
    x = 62,691,646,689/170,426
  6. Step 6: Final answer
    x = 367,852.60

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.