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Finding the Third Proportional to 268,287 and 375,999

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Solution

The third proportional to 268,287 and 375,999 is: 526,955.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,287 : 375,999 = 375,999 : x
  2. Step 2: Convert to fraction form
    268,287/375,999 = 375,999/x
  3. Step 3: Cross multiply
    268,287x = 375,999 × 375,999
  4. Step 4: Simplify right side
    268,287x = 141,375,248,001
  5. Step 5: Solve for x
    x = 141,375,248,001/268,287
  6. Step 6: Final answer
    x = 526,955.27

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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.