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Finding the Third Proportional to 401,178 and 881,092

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Solution

The third proportional to 401,178 and 881,092 is: 1,935,108.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,178 : 881,092 = 881,092 : x
  2. Step 2: Convert to fraction form
    401,178/881,092 = 881,092/x
  3. Step 3: Cross multiply
    401,178x = 881,092 × 881,092
  4. Step 4: Simplify right side
    401,178x = 776,323,112,464
  5. Step 5: Solve for x
    x = 776,323,112,464/401,178
  6. Step 6: Final answer
    x = 1,935,108.89

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.